?condense

condense 發(fā)音

英：[k?n'dens]　　美：[k?n'd?ns]

英：　　美：

condense 中文意思翻譯

condense 同義詞

summarize | consolidate | shorten | abridge | stunt | cut down | telescope | simplify | thicken | reduce | shrink |concentrate | distil | digest | pack into | contract | curtail | cut | compress | distill | lessen | compact | abbreviate | edit | squeeze

condense 詞性/詞形變化，condense變形

形容詞: condensable |動(dòng)詞現在分詞: condensing |動(dòng)詞過(guò)去式: condensed |動(dòng)詞過(guò)去分詞: condensed |名詞: condensability |動(dòng)詞第三人稱(chēng)單數: condenses |

condense 反義詞

rarefy | enlarge | widen | expand

condense 短語(yǔ)詞組

1、condense meaning ─── 濃縮意義

2、condense definition ─── 濃縮定義

3、condense sulfur dye ─── [化] 縮聚系列硫化染料

4、condense pdf ─── 壓縮pdf

5、Condense Turquoise Blue I5G ─── [化] 縮聚翠藍I5G

6、receiving condense ─── [電] 接收電容器

7、condense water ─── 凝結水

8、condense to ─── 濃縮到

9、condense pipe ─── 冷凝管

10、condense 6lnx + 4lny ─── 壓縮6lnx+4lny

11、condense image file size ─── 壓縮圖像文件大小

12、condense into （ ─── 使）凝結成;把…壓縮成，縮減為

13、condense sulfur dyes ─── [化] 縮聚系列硫化染料

14、condense log equation ─── 壓縮對數方程

condense 相似詞語(yǔ)短語(yǔ)

1、condemns ─── 譴責

2、condenses ─── v.濃縮；使縮短（condense的三單形式）

3、condensers ─── n.冷凝器（condenser的復數）

4、condensery ─── n.煉乳工廠(chǎng)

5、condensate ─── n.冷凝物；濃縮物；adj.濃縮的

6、condenser ─── n.冷凝器；[電]電容器；[光]聚光器

7、nondense ─── adj.非稠密的

8、condensed ─── adj.濃縮的；扼要的；vt.濃縮（condense的過(guò)去分詞）

9、recondense ─── v.再濃縮；（使）再濃縮

condense 常見(jiàn)例句（雙語(yǔ)使用場(chǎng)景）

1、To cause(water vapor)to condense and fall from the air as rain,snow,sleet,or hail. ─── 使凝結而下降使(水蒸汽)凝結形成雨、雪、雨夾雪或冰雹從空中降下

2、I read chirography to be able to be experienced through writing, this kind " stupid " method, can deepen study result, can condense accumulate a thought, increase writing capacity. ─── 俗話(huà)說(shuō)好記性不如爛筆頭。我通過(guò)寫(xiě)讀書(shū)體會(huì )感受到,這種“笨”辦法,可以深化學(xué)習效果,能凝聚積累思想,提高寫(xiě)作能力。寫(xiě)不寫(xiě)體會(huì ),對于讀書(shū)學(xué)習的效果是完全不一樣的。

3、The condensing zone is connected with the other end of the steam passage to condense the steams to produce a condensate. ─── 該凝結區域則與該蒸汽通道的另一端相連，用以凝結該蒸汽為冷凝物；

4、Air will condense at liquid hydrogen temperatures and can become an oxygen-enriched liquid due to the vaporization of nitrogen. ─── 在液氫溫度下，空氣會(huì )濃縮，由于氮的蒸發(fā)而變成富氧液體。

5、In such places dissolved hydrogen sulphide comes out of the rock and suddenly cools, causing minerals to condense and create plumes of “smoke”. ─── 出自巖石的溶解的硫化氫突然冷卻，導致礦物質(zhì)濃縮并形成“煙柱”。

6、To gather and condense (moisture) on a surface. ─── 冒汗：以帶孔的表面排泄（水份），如皮膚

7、Along the front, the cold air will slide under the warm air and push it up. The water vapor in the warm air will condense and form clouds. ─── 冷空氣將沿著(zhù)鋒面，在熱空氣下面，緩緩而行，將熱空氣向上推。熱空氣中的水汽會(huì )凝結成云。

8、As a kind of inherent spiritual civilization phenomenon, is a result of people"s thinking activity, condense human rational ability . ─── 作為一種內在的精神文明現象，行政道德是人們思維活動(dòng)的產(chǎn)物，凝結著(zhù)人類(lèi)的理性能力。

9、The guide plate be installed as can change direction three times before the steam enters the condense pipe. ─── 導流板被安裝成為能使蒸汽進(jìn)入冷凝管之前改變方向三次。

10、It is the pressure necessary to condense a vapor at the critical point. ─── 它是使一種蒸氣在臨界點(diǎn)進(jìn)行冷凝所需的壓力。

11、Condense to avoid indoor lunt, should maintain air expedite, can install air exhauster and exhaust fan to wait commonly, be helpful for metope so maintain. ─── 為避免室內水汽凝聚，要保持空氣暢通，一般可裝抽風(fēng)機和排氣扇等，這樣有利于墻面的保養。

12、He condense his speech to half its original length. ─── 他把演講的長(cháng)度濃縮了一半。

13、Still have additionally super- condense a liquid scour, thick.. ─── 另外還有超濃縮液體洗滌劑、濃...

14、Condense body axle center, spinal carry from cushion. ─── 凝聚身體軸心，脊骨抬離墊子。

15、Consequently, tell from particular significance, of China civilized 5000 history, of the phylogeny that is economy of region of a county actually condense. ─── 因而,從一定意義上講,中國的5000年文明史,實(shí)際上就是一部縣域經(jīng)濟的發(fā)展史的濃縮。

16、An exceptional guide that manages to condense genuinely useful information about places to stay and eat and places to visit in each county of Britain. ─── 一本特殊的指南，提供真正有用的信息，告訴您英國各個(gè)部分的一些好玩，好看和可以吃到好東西的地方。

17、In the first stage of a pumping cycle the cylinder is filled with steam from the boiler. Then cold water is sprayed into the cylinder causing the steam to condense and creating a partial vacuum inside the cylinder. ─── 在一個(gè)抽水循環(huán)的第一階段，圓筒內將裝滿(mǎn)來(lái)自鍋爐的蒸汽，然后冷水將噴入圓筒中，以便蒸汽冷凝之后在圓筒內形成部分真空。

18、To solve the problem that oil could condense during the transportation in winter in northern china, an extendible heater, namely XZ-SJ, was designed to heat the oil in tank car. ─── 為解決無(wú)加熱裝置鐵路油罐車(chē)在北方冬季使用時(shí)，因油品冷凝而無(wú)法卸出的問(wèn)題，設計了XZ-SJ型伸縮式加熱器，放入油罐車(chē)內部對冷凝油品進(jìn)行加熱。

19、To using premix, condense expect and the farm that oneself own cereal resource (door) , the service advantage hopeful this year is valued. ─── 對于使用預混料、濃縮料而自己擁有谷物資源的養殖場(chǎng)(戶(hù))而言,今年的經(jīng)營(yíng)效益有望看好。

20、Afore-mentioned physiology functions are to pass epididymis epithelial absorption, secrete and condense function to finish. ─── 上述生理功能是通過(guò)附睪上皮細胞的吸收、分泌和濃縮機能來(lái)完成的。

21、Their creation, the WaterMill, uses the electricity of about three light bulbs to condense moisture from the air and purify it into clean drinking water. ─── 人們對水的需求迫不及待。人們一直在尋找辦法，從脆弱、越來(lái)越靠不住的配水系統中解放出來(lái)?！?/p>

22、Much like a terrarium or green house, the water rose into the air creating clouds that would condense against the crystals and then shower back down upon the plants and trees and land again. ─── 就象一個(gè)玻璃溫室一樣，水會(huì )蒸發(fā)上升到空氣中，形成了朵朵白云在水晶上聚集，然后再次降雨到植物樹(shù)木和大地之上。

23、To condense and fall from the air as rain, snow, sleet, or hail. ─── 凝結凝結并成為雨、雪、凍雨或冰雹從空中降下

24、The life that shows the place namely cannot condense collect articles into a volume, so surely won't auspicious acupuncture point hides amid. ─── 即表示該處的生氣無(wú)法凝聚結集，所以必不會(huì )有吉穴藏在其中的。

25、Fog clouds do not defIne the vapor cloud. They defIne the area where the vapors are still cold enough to condense the moisture In the air. ─── 霧云不能確定蒸汽云的界限。它們只是界定了水蒸汽仍然冷得足夠濃縮空氣中的水分的區域。

26、You can vaporize it and then condense it back again. ─── 你可以把它汽化然后再凝結成液體。

27、If the steam is much colder than 150°C, it will start to condense into water before it can be used to turn a turbine. ─── 如果蒸汽的溫度遠低于150攝氏度（后文均為攝氏度），那么在這些蒸汽推動(dòng)渦輪機運轉之前就會(huì )先液化成水了。

28、Before leaving the office, make sure everyone knows what needs to be done while you are gone and ask your staff to sort the mail and condense it to action items while you are away. ─── 在離開(kāi)辦公室之前，確認每個(gè)人都知道你不在的這段時(shí)間他們應該完成哪些工作，并且告訴你的員工把郵件分一下類(lèi)并且把他們歸納成為可以采取的行動(dòng)。

29、To the kidney, hidebound can make kidney function drops, bring about condense ability bring down and uric proportion to drop, make make water estimates increase. ─── 對于腎臟，營(yíng)養不良可使腎功能減退，導致濃縮能力減低和尿比重下降，使尿量增多。

30、To establish a powerful operation and to effectively condense the internal resources are the momentum to push the ATI forward. ─── 建立強而有力之組織運作及有效整合所內資源是本所得以不斷向前邁進(jìn)之原動(dòng)力。

31、A companion function complete microsatellite, rather the companion is all develops the pearl which the personnel wisdom and the painstaking care condense. ─── 與其說(shuō)伴星一顆功能齊全的微小衛星，不如說(shuō)伴星是全體研制人員智慧和心血凝聚成的明珠。

32、Because of its space narrow, answer to notice will all basic function and characteristic condense together all the more, make limited space looks a little bit bigger. ─── 因其空間的狹小，應格外注重將所有基本功能和特色濃縮在一起，使有限的空間看上去更大些。

33、There were no villi near the joint cartilage and on the inside of the joint ligaments.There were longer and condense villi in the protruding part of the capsule. ─── 一般在關(guān)節囊突出最明顯的部位絨毛密集且長(cháng)，靠近關(guān)節面和韌帶內側絨毛短或沒(méi)有絨毛。

34、All of the protoplasm of the rod seems to condense into the granule, or young spore. in a hard dehydrated, resistant state. ─── 桿菌中的所有原生質(zhì)似乎都凝聚到此顆粒（即幼芽孢）中，使之處于一種干硬而有抵抗力的狀態(tài)。

35、Any space engineering completed smoothly needs to condense the innumerable person's painstaking care, each staff could write a thick story nearly, Shenzhou seven are not exceptional. ─── 任何一項航天工程的順利完成都需要凝聚了無(wú)數人的心血，幾乎每一位工作人員都能寫(xiě)出一本厚厚的故事，神舟七號也不例外。

36、If use flat data, the vapor when bathing nowhere is current can condense into water polo to drip to go up in the body, the feeling is not quite cozy. ─── 如用平板材料，洗澡時(shí)水蒸氣無(wú)處流通會(huì )凝聚成水球滴在身上，感覺(jué)不太舒適。

37、As champagne condense time,ferment slow and remote feeling,create exquisite life, the faint light passess the graceful style,flowing with poetry...... ─── 像香檳濃縮了時(shí)間，發(fā)酵了和緩而悠長(cháng)的感觸，調合出精致生活，而燈影下微泛的光，傳遞著(zhù)優(yōu)雅格調，詩(shī)意流淌......

38、To make an airplane contrail, you need water and some kind of microscopic particle for the water to condense around. ─── 創(chuàng )造一條飛機的軌跡，你需要一些水和一種能讓水在它周?chē)鷫嚎s和微小粒子。

39、Before leaving the office, make sure everyone knows what needs to be done while you are gone and ask your staff to sort the mail and condense it to action items while you are away. ─── 在離開(kāi)辦公室之前，確認每個(gè)人都知道你不在的這段時(shí)間他們應該完成哪些工作，并且告訴你的員工把郵件分一下類(lèi)并且把他們歸納成為可以采取的行動(dòng)。

40、Widespread access to information technology promises to condense the time required to change from labor-intensive assembly work to industries that involve engineering marketing and design. ─── 信息技術(shù)的廣泛使用有望縮短從勞動(dòng)密集型的組裝工作轉向涉及工程、營(yíng)銷(xiāo)、設計等行業(yè)所需要的時(shí)間。

41、The arch-fiend whispered him to condense into a small compass. ─── 大惡魔低聲說(shuō)他凝結成一個(gè)小指南針。

42、So condense all the things you learned, put it into simple essence key points, not indulge on generating more concepts, and meditate on the true nature of your mind and nature of all phenomenon. ─── 因此把你所學(xué)的一切歸納出關(guān)鍵要點(diǎn)，超越概念心，透過(guò)禪修去直接參悟心的本性和一切現象的本性。

43、At temperatures around minus 230 degrees Fahrenheit, dust blowing up from below or falling into the atmosphere from space provides a resting spot for water vapor to condense and freeze. ─── 在大約零下230華氏度的氣溫下，由下而上吹起或從太空落下的灰塵為水汽提供了凝縮凍結的停留地點(diǎn)。

44、As she drew nigh, the arch-fiend whispered him to condense into small compass and drop into her tender bosom a germ of evil that would be sure to blossom darkly soon, and bear black fruit betimes. ─── 就在她走近的時(shí)候，魔王便悄聲要他縮小形體，并在她溫柔的心胸中投入一顆邪惡的種子，很快便會(huì )陰暗地開(kāi)花，到時(shí)一定會(huì )結出黑色的果實(shí)。

45、Imperial Mausoleum is accumulation of a dynasty and condense of culture . ─── 帝陵是一個(gè)朝代的積攢，是一種文化的濃縮。

46、I'd like to condense that further: Natural evolution insists that we are apes; artificial evolution insists that we are machines with an attitude. ─── 上述觀(guān)點(diǎn)可以更進(jìn)一步地概述為：自然進(jìn)化強調我們是猿類(lèi)；而人工進(jìn)化則強調我們是有心智的機器。

47、Meteorology To cause (water vapor) to condense and fall from the air as rain, snow, sleet, or hail. ─── 使凝結而下降：使（水蒸汽）凝結形成雨、雪、雨夾雪或冰雹從空中降下

48、A big collision can also produce another kind of layer, too, by melting and vaporizing silicate rocks, which then condense into sand-grain-size glass spheres known as microtektites. ─── 大型撞擊事件也會(huì )造成另一種地層。矽酸鹽巖石熔化與蒸發(fā)，隨后會(huì )凝結成砂粒大小的玻璃珠，稱(chēng)為微玻隕石。

49、To cause(water vapor) to condense and fall from the air as rain, snow, sleet, or hail. ─── 使凝結而下降使（水蒸汽）凝結形成雨、雪、雨夾雪或冰雹從空中降下

50、The ablaze powder with 3 kinds of not coessential tonal feeling, can condense the light, make smooth movie, use in clavicular place to make smooth movie very conveniently. ─── 3種不同質(zhì)感色調的閃亮粉末，能凝聚光線(xiàn)，制造光影，用在鎖骨處制造光影很順手。

51、To condense and fall from the air as rain,snow,sleet,or hail. ─── 凝結凝結并成為雨、雪、凍雨或冰雹從空中降下。

52、The first stage of mitosis, during which the chromosomes condense and become visible, the nuclear membrane breaks down, and the spindle apparatus forms at opposite poles of the cell. ─── 前期階細胞減數分裂的第一個(gè)階段，其間染色體濃縮且能被看見(jiàn)，核細胞膜衰弱，紡錘體在細胞的相對紡錘極形成

53、If some reefs are destroyed by storms, starfish populations that inhabited those reefs would have to condense and concentrate on the reefs that are left. ─── 如果一些珊瑚礁被風(fēng)暴摧毀了，居住在那些珊瑚礁上的海星種群將不得不集中在剩下的珊瑚礁上。

54、Factor Analysis: An approach to condense the associated variables into conceptualized factors for statistics analysis. ─── 因素分析：是將彼此相關(guān)的變數濃縮成為較少數的幾個(gè)有概念化因數的統計方法。

55、English: Use this to condense multiple skills/items with the same cooldown into a single bar. ─── 將共用同一冷卻時(shí)間的技能/物品合并到同一個(gè)計時(shí)條。

56、The steam produced in vaporize pan reached the condense pipe through guide plate. ─── 在蒸發(fā)鍋中發(fā)生的蒸汽經(jīng)過(guò)導流板裝置到達冷凝管。

57、"To produce snow requires both heat and cold; the first to evaporate, the second to condense" (John Lubbock). ─── “雪的形成需要熱和冷兩個(gè)條件;前者起蒸發(fā)作用,后者起凝結作用”(約翰·盧布克)。

58、The transfected Balm cell showed apoptotic changes such as condense of nucleus and dark staining,apoptotic peak under FACS examination compared with the Balm cell transfected with only pcDNA3 vector. ─── 發(fā)現轉導后細胞生長(cháng)代謝受抑，細胞體積縮小，有細胞碎塊脫落，FACS檢測出現典型凋亡峰；

59、Condense all that time into a year and we don't arrive at the party until a few minutes before midnight on New Year's Eve. ─── 假如把這些時(shí)間濃縮于一年，我們到達新年晚會(huì )不過(guò)是子夜前幾分鐘的事。

60、Another clue is the ground, which cools down overnight.This can cause dew to condense out of the air, and mist to form in the air near the ground. ─── 另一個(gè)線(xiàn)索是地面，地面溫度在夜晚下降，可以使得露珠領(lǐng)結在室外的空氣中，并且在靠近地面的空氣中形成薄霧。

61、By using the Vicia-micronucleus test. the mutagenicity of cigarette smoking condense (CSC) were studied. ─── 利用蠶豆根尖微核技術(shù)，對香煙煙霧凝集物（CSC）進(jìn)行了誘變研究。

62、Ah, Christmas Tree, you condense children's innocence, maidens' pure love, aged-people's kindness, philosophers' careful consideration into a monument. ─── 圣誕樹(shù)啊，你把兒童的天真，少女的純情，老人的慈祥，哲人的慎思，都凝聚為愛(ài)的豐碑。

63、Kerner suggests that heavy traffic behaves like supercooled steam, in which it only takes a molecular "seed" to trigger millions of molecules to condense into water. ─── kerner顯示，在交通繁忙的所作所為一樣，過(guò)冷蒸汽，其中只需要分子"種子"引發(fā)百萬(wàn)計的分子凝聚成水。

64、Atmospheric scientists have long known that under most conditions moisture needs something to cling to in order to condense into snowrain. ─── 大氣科學(xué)家早就知道，在大多數下，大氣中的濕氣需要附著(zhù)在某些物質(zhì)上才能凝結成雨雪。

65、The only difference is they made the effort to think for themselves and condense their understanding into a list. ─── 唯一的區別在于他們付出了努力去獨立思考并且將他們對此的理解濃縮成了一份列表。

66、Condense force, unite a thought, await the advent of aiguille hour. ─── 凝聚力量,統一思想,等待尖峰時(shí)刻的來(lái)臨。

67、Does the universe condense and expand periodically?Torturous questions, to me. ─── 宇宙是不是有周期地凝聚和膨脹？

68、Among the color correction methods based on spectral reflectance reproduction, the finite dimension model is an effective way to condense spectral reflectance. ─── 在基于光譜反射率還原的顏色校正方法中，有限維模型是光譜反射率降維的有效方法。

69、Ark of 49 tailor-made shoes is novel, simple, easy. Arc handle becomes its distinguishing feature, condense visual focus. ─── 49特制鞋柜新奇、簡(jiǎn)單、大方?；⌒伟咽殖蔀樗奶厣?，凝聚視覺(jué)的焦點(diǎn)。

70、Widespread access to information technology promises to condense the time required to change from labor-intensive assembly work to industries that involve engineering, marketing and design. ─── 信息技術(shù)的廣泛使用有望縮短從勞動(dòng)密集型的組裝工作轉向涉及工程、營(yíng)銷(xiāo)、設計等行業(yè)所需的時(shí)間。

71、He managed to condense his letter of application to one page. ─── 他設法將他的申請信壓縮成一頁(yè)。

72、Dorman J L and Nogues M.Magnetic structures of substituted ferrites[J].Joumal of Physics Condense matter,1990,(2):1223. ─── 張立德,牟季美.開(kāi)拓原子和物質(zhì)的中間領(lǐng)域-納米微粒與納米固體[J].物理,1992,21(3):167.

73、Such picture can condense how many life to comprehend: The agreement that puts flying dream, romance, crepuscular recall... different you, can be the name that oneself like on its coronal. ─── 主衛以壓紋米色羅馬瓷磚為貼面，再略以印花瓷磚作為點(diǎn)綴，表現出一股既典雅又純樸的歐洲田園風(fēng)情。

74、But scientists are stumped as to how those elements could condense in a place so close to the Sun. ─── 但是，這些元素為何可以聚集在離太陽(yáng)如此近的地方，科學(xué)家們對此感到困惑。

75、Package is the condense of market, the strongly means of marketing. ─── 包裝是市場(chǎng)的濃縮,是強有力的營(yíng)銷(xiāo)手段。

76、The cold "boil-off"gases condense the moisture in the surrounding air, creating a highly visible fog. ─── 低溫汽化氣體濃縮周?chē)諝饫锏乃?，產(chǎn)生非常顯著(zhù)的霧。

77、Reviews the research status of condense heat recovery in small sized air conditioners at home and abroad on the basis of its successful application to large central air conditioning systems. ─── 在大型空調系統冷凝熱回收技術(shù)成功運用的基礎上,回顧了國內外小型空調器冷凝熱回收的研究現狀,認為現有系統產(chǎn)品化還需要一段較長(cháng)的研究過(guò)程。

78、When you summarize, you condense an extended idea or argument into a sentence or more in your own words. ─── 總結的時(shí)候，用自己的話(huà)把拓展了的觀(guān)念或論據簡(jiǎn)縮成一句或幾句話(huà)。

79、The tonofilaments condense into bundles and become attached to desmosomes. ─── 張力細絲集中成束，并附著(zhù)于橋粒上。

80、One that condenses, especially an apparatus used to condense vapor. ─── 冷凝器冷凝器具，尤指用于冷卻氣體的設備

81、He managed to condense his. letter of application to one page. ─── 他設法將申請信精簡(jiǎn)為一頁(yè)紙。

82、Before synapsis, chromatin fibers condense at the chromosome axes forming the chromomeres. ─── 在聯(lián)會(huì )發(fā)生前，染色質(zhì)纖維聚在軸成分上呈現出染色粒。

83、The first stage of mitosis,during which the chromosomes condense and become visible,the nuclear membrane breaks down,and the spindle apparatus forms at opposite poles of the cell. ─── 前期階細胞減數分裂的第一個(gè)階段，其間染色體濃縮且能被看見(jiàn)，核細胞膜衰弱，紡錘體在細胞的相對紡錘極形成。

84、Huge quantities of steam may be erupted and then condense. ─── 大量水氣會(huì )噴發(fā)出來(lái)，然后冷凝成雨。

85、Science and technology of a kind of new technology is all to be before this knowledge condense, it is the crystallization with whole group clever collective. ─── 一種新工藝科技是對在此之前所有常識的濃縮，是整個(gè)團隊集體聰明的結晶?！?/p>

86、Anion chips are set in the cotton net form of sanitary napkin, when using it can project condense anion, physical course can adjust enginery, enhance immunity, remove toxin and anti germs, control odor, without any side effects. ─── 衛生巾棉網(wǎng)膜中鑲有負離子芯片，在使用中可發(fā)射出高濃度的負離子，用純物理過(guò)程實(shí)現調節機能，增強免疫力，消毒抗菌，消除異味等功效，無(wú)任何副作用。

87、Delving into the essence of cold magic, he has the power to cause ice to condense into an orb that bounces from foe to foe, causing tremendous pain in its wake. ─── 對寒冰魔法的精通，使得他能夠將寒氣聚集在一個(gè)球體上，并讓它在敵軍之中彈來(lái)彈去，讓那些敵人體驗到他復活時(shí)所遭受的巨大痛苦。

88、Trichoderma spp. could also secret antibiotic substances to make the pathogen hyphal protoplasm break, condense and rupture. ─── 另外，木霉菌還能分泌使病原菌菌絲原生質(zhì)濃縮、斷裂、消解的物質(zhì)。

89、To boil (a liquid) in a vessel attached to a condenser so that the vapors continuously condense for reboiling. ─── 使回流：在一個(gè)與冷凝器相連的容器中煮沸（液體），使水蒸氣不斷冷凝以再次煮沸