?periodic

periodic發(fā)音

英：[?p??r???d?k]　　美：[?p?r??ɑ:d?k]

英：　　美：

periodic中文意思翻譯

adj.周期的, 定期的, 間歇的,完句的

periodic詞形變化

副詞: periodically |

periodic同義詞

cyclic | intervallic | serial | periodical | seasonal | recurrent | regular | episodic | intermittent | sporadic | broken | occasional | continuing | interrupted

periodic反義詞

aperiodic

periodic常見(jiàn)例句

1 、Drawing up of periodic maintenance schedules.───制定定期維修計劃;

2 、The meeting finally came to a period.───會(huì )議終于結束了。

3 、January is always a slack period.───一月份總是蕭條時(shí)期。

4 、A period signals the end of a sentence.───句號表示一個(gè)句子結束了。

5 、He excels all other composers of his period.───他超過(guò)了同時(shí)期的所有其他作曲家。

6 、He has only a limited period at his disposal.───他只有有限的時(shí)間可由他自己支配。

7 、He has plagiarized most of the book from earlier studies of the period.───他那本書(shū)大部分都是從研究那個(gè)時(shí)期的著(zhù)作中剽竊的內容。

8 、Success in the peace talks has crowned this government's period in power.───和談成功是本屆政府執政期間的最大成就。

9 、He's away for an indefinite period.───他離開(kāi)一段時(shí)間,多久未定。

10 、A device that generates periodic signals used for synchronization.───一種產(chǎn)生用于同步的周期性信號的裝置。

11 、Period or exclamation point? I was gonna go period.─── 句號還是感嘆號 我打算用句號

12 、She'll be away for an indefinite period.───她將離開(kāi)一段時(shí)間，何時(shí)回來(lái)未定。

13 、The position of an element in the periodic table.───元素在周期表中的位置

14 、He's away for an indefinite period of time.───他要離開(kāi)一段不知多長(cháng)的時(shí)間。

15 、His factory closed down during the period of economic recession.───他的工廠(chǎng)在經(jīng)濟衰退時(shí)期關(guān)閉了。

16 、Christian martyr. A student of the Apostle John, he was burned at the stake during a period of persecution of Christians in Smyrna.───圣·波利卡普基督教殉道者。阿波斯爾·約翰的學(xué)生，在士每拿地方對基督徒的迫害期間被焚死

17 、Artifacts of the pre-Columbian period.───前哥倫比亞時(shí)代的手工制品

18 、He wants you to know that anyone who chooses the path he has chosen is sure to have periodic holidays in jail.───他希望你了解，凡是選擇了他所選擇的那條道路的人肯定會(huì )要定期地到監獄里去度假的。

19 、A period or fit of weeping. Often used in the plural.───一段哭泣，一陣哭泣一段或一陣哭泣。常用作復數

20 、A decline in stock-market activity or prices following a period of increases.───回落在股票事務(wù)中的下降或經(jīng)過(guò)一段時(shí)期的升值

21 、Periodic local catastrophes reduce populations.───周期性的局部地區的災變降低了種群的數量。

22 、The Elizabethan period was the golden age of English drama.───伊麗莎白時(shí)期是英國戲劇的黃金時(shí)代。

23 、A measure of the amount of work performed by a computer system over a given period of time, for example, number of jobs per day.───在給定的時(shí)間周期內，計算機系統能完成的總工作量的一種量度。例如每天完成的作業(yè)個(gè)數。

24 、Most teenagers go through a period of rebelling.───大多數青少年都要經(jīng)歷一段叛逆期。

25 、A migratory bird that stops in a particular place for a limited period of time.───侯鳥(niǎo)在一特定的地方停留一段有限時(shí)間的一種遷移鳥(niǎo)類(lèi)

26 、In the second period of iron- making history, more iron was made however, the amount was still very small as compared with today.───在煉鐵史上的第二個(gè)階段，盡管已有更多的鐵被煉出來(lái)，但與今天相比，這個(gè)數量還是很少的。

27 、A process, condition, or period of deterioration or decline, as in morals or art; decay.───墮落在道德或藝術(shù)方面變壞，或衰落的過(guò)程、條件、或期間; 衰敗

28 、At any period of history it is the unemployed who finds life to be a bed of thorn.───在任何歷史階段，總是失業(yè)者才感受到生活的艱辛難熬。

29 、In COBOL, a sequence of one or more statements, the last ending with a period followed by a space.───在COBOL語(yǔ)言中，一個(gè)或多個(gè)語(yǔ)句的序列，最后以尾隨一個(gè)空格的句號結束。

30 、He consulted the chronicles of the period.───他參考了這一時(shí)期的編年史。

31 、The period of the winter solstice, about December22.───冬至冬季的至點(diǎn)，大約在12月22日

32 、A period of trial is often needed to determine whether something is right or wrong.───為了判斷正確的東西和錯誤的東西，常常要有考驗的時(shí)間。

33 、But it needs to happen before first period, not during first period.─── 但得在第一節課前 不能在課堂上吃

34 、Many people had to emigrate during the Nazi period.───在納粹黨期間許多人不得不移民。

35 、Last year was a prolific period in the composer's life.───去年是作曲家一生中創(chuàng )作豐收的時(shí)期。

36 、He was hired for a three month period on a trial basis.───他受雇試用三個(gè)月。

37 、She has a detailed knowledge of this period.───她對這段時(shí)期的情況了解地相當詳細。

38 、A detachable slip calling for periodic payments, as for merchandise bought on an installment plan.───分期付款聯(lián)票要求分期付款的可分離紙條，為付給以分期付款計劃買(mǎi)來(lái)的東西

39 、In1927 the Chinese revolution entered a new period in its history.───1927年中國革命進(jìn)入了它歷史上的一個(gè)新時(shí)期。

40 、He was on his feet again after such a long period in hospital.───住院很長(cháng)一段時(shí)間他復原了。

41 、History of humankind in the period before recorded history.───史前史有歷史記載之前的人類(lèi)歷史

42 、Can the person have periodic mood wave motion?───人是不是會(huì )有周期性的情緒波動(dòng)？

43 、The Tang Dynasty is a period remarkable for its liberality.───唐朝是一段以開(kāi)明著(zhù)稱(chēng)的時(shí)期。

44 、The doctor made periodic visit to the house to see if the baby was all right.───醫生定期到這家進(jìn)行拜訪(fǎng),檢查嬰兒的健康。

45 、A period is the regular ending for a sentence.───句點(diǎn)是一個(gè)句子之正規的結尾。

46 、After a long period of rain the river may overflow its banks.───在一個(gè)長(cháng)時(shí)間的降雨之后，河水會(huì )漫過(guò)河岸。

47 、I am sure that you are qualified to help someone through this kind of distress over an extended period of time but you see we do not have an extended period of time.─── 我知道你是專(zhuān)業(yè)人士... 幫助人們通過(guò)一段時(shí)間來(lái)走出悲傷 但你知道 我們現在沒(méi)有多余的時(shí)間了

48 、What did she do to pass the time (ie to make the period of boredom less tedious) while she was convalescing?───她在康復期間做些什麼來(lái)消磨時(shí)間呢?

49 、A fixed period of holidays, especially one during which a school, court, or business suspends activities.───休息日特定時(shí)間的假日，尤指學(xué)校、法庭或商業(yè)部門(mén)不上班的日子

50 、The amount of work that a machine produces or can produce in a specified time period.───作業(yè)量一臺機器在一特定時(shí)間內生產(chǎn)或能生產(chǎn)的工作量

51 、At any period of history it is the unemployed who find life to be a bed of nails.───在任何歷史階段,總是失業(yè)者才感受到生活的艱辛難熬。

52 、Now, none of this is the fault of a 20yearold college student, but you nonetheless are without a doubt a member of the worst period generation period ever period.─── 當然 這都不是你這個(gè)20歲大學(xué)生的錯 但你卻毋庸置疑 是史上最差勁的這一代人的典型

53 、The periodic premium paid for this coverage.───保費用為此種保險定期支付的保費用

54 、Chaucer wrote in the late mediaeval period.───喬叟寫(xiě)作的時(shí)代是中世紀末。

55 、So these crystals are viewed from atoms, which are placed in a periodic arrangement, in periodic patterns.─── 所以從原子角度觀(guān)察 這些晶體 呈現出周期性排列 有周期性模式

56 、There's always a dull period after the January sales.───在一月份大減價(jià)之後市面總要有一段清淡時(shí)期。

57 、Indirect addressing for periodic grids.───周期性網(wǎng)格的簡(jiǎn)介尋址。

58 、An object having special value because of its age, especially a domestic item or piece of furniture or handicraft esteemed for its artistry, beauty, or period of origin.───古董由于年代久遠而具有特殊價(jià)值的物體，尤指由于工藝，美觀(guān)和興起時(shí)期等方面受到重視的土產(chǎn)，家具或手工藝品

59 、Most toddlers go through a period of picky eating.───大多數初學(xué)走路的嬰兒都會(huì )經(jīng)歷一段挑食期。

60 、After being trained for a certain period, they will go back to their own department.───在培訓一個(gè)時(shí)期后，他們將回到自己的崗位上去。

61 、The period in which man learnt to make tools of iron is called the Iron Age.───人類(lèi)學(xué)會(huì )用鐵制造工具的時(shí)代稱(chēng)為鐵器時(shí)代。

62 、He was taken on for a three-month trial period before being accepted as a permanent member of staff.───在她被接受為固定雇員之前經(jīng)過(guò)了三個(gè)月的試用期。

63 、In a short period of time he grew into a great communist fighter.───在很短時(shí)期中，他成長(cháng)為一名偉大的共產(chǎn)產(chǎn)義戰士。

64 、It's a mental illness, marked by periods of depression, and periods of elevated mood.─── 這是精神病 伴有周期性抑郁癥 以及周期性狂躁癥

65 、During that period, John became a frequenter of a local bar.───在那段時(shí)期,約翰成了當地一家酒吧的?？?。

66 、Any consecutive set of descriptive clauses terminated by a period, written in the identification, environment, or procedure divisions of a COBOL program.───COBOL源程序中在標識部、環(huán)境部或過(guò)程部中所書(shū)寫(xiě)的，用句號結尾的一組連貫的描述子句。

67 、A period of duty at a single place or job.───任職期在某個(gè)地方或職務(wù)上的一段任期

68 、The periodic variation in speed of a synchronous motor with respect to the current.───(同步電動(dòng)機的)速度偏差同步電機運行速度的周期性變化

69 、Relating to or occurring during the time following a glacial period.───冰期后的與冰期后的時(shí)期有關(guān)的，或在冰期后的時(shí)期里發(fā)生的

70 、The quality or state of being periodic; recurrence at regular intervals.───周期性周期出現的性質(zhì)或狀態(tài); 以固定的間隔而發(fā)生

71 、She should be hospitalized for a period of time.───她得住院治療一個(gè)時(shí)期。

72 、The tendency of chemical elements with similar positions in the periodic table to have similar properties.───周期律化學(xué)元素在周期表中有相似位置時(shí)具有相似特性的趨勢

73 、A set of gears needs periodic alignment.───一組需要定時(shí)調整的齒輪

74 、You'll be on your mettle during the training period.───你要在訓練期間盡最大努力。

75 、As we emerge from a period of noble silence, we enter into a period of noble speech.─── 當我們從一段高貴的沉默中脫離開(kāi)來(lái) 才能進(jìn)入高貴的講話(huà)時(shí)期

76 、They rehearse regularly and give periodic concerts.───他們定期排練,定期開(kāi)音樂(lè )會(huì ).

77 、The period of exercise was geared down to ten minutes a day for men over 60.───60歲以上的人的鍛煉時(shí)間減低到每日十分鐘。

78 、The company is in for a period of retrenchment.───公司目前正值削減開(kāi)支階段。

79 、period of intense work when I was, for a long period, deeply detached or unhappy.─── 高強度工作的那段時(shí)間 那時(shí)有過(guò)長(cháng)期的冷漠和痛苦

80 、Despite what you might think when you look at its period dashboard and its period sixcylinder twinspark engine, it was actually built a few weeks ago.─── 盡管你可能會(huì )有錯覺(jué) 因為它裝配的遠古儀表盤(pán) 以及遠古的六缸雙火花塞引擎 其實(shí)這輛車(chē)是幾個(gè)星期前才造出來(lái)的

81 、Periodic major floods thinned out the population.───周期性的大洪水已使人口減少。

82 、Supplier audit, periodic or randomly.───協(xié)助公司對供應商的例行或臨時(shí)性稽核。

83 、A total amount produced during a given period; output.───產(chǎn)量在既定期間內生產(chǎn)出的產(chǎn)品總量; 生產(chǎn)量

84 、He had to decide within a given period.───他得在一定時(shí)間內作出決定。

85 、Periodic major floods had thinned out the population.───周期性的洪水泛濫使人煙稀少。

86 、The replacement of one image by another during a period of time by the motion of a boundary separating the visual parts of the two images.───在圖象顯示期間，一幅圖象由另一幅圖象取代。同一屏幕上，兩幅圖象的可見(jiàn)部分有一分界線(xiàn)，移動(dòng)這一分界線(xiàn)，把一幅圖象逐漸抹掉(劃出), 逐漸顯示另一幅圖象(劃入)。

87 、Can you tell me how iron is made in the first period?───你能否告訴我在第一時(shí)期人們是怎樣煉鐵的？

88 、Which period of history are you studying?───你正在學(xué)哪一段歷史？

89 、Don't interrupt him; he's been writing away all morning and likes to have a long period free of other considerations.───別打攪他，他已不停地寫(xiě)了一上午了。他喜歡有個(gè)較長(cháng)的時(shí)間不受其它事情的干擾。

90 、You've been in a period of suspended animation for a long period of time.─── 您在很長(cháng)一段時(shí)間內都處于 假死狀態(tài)

什么時(shí)候用periodic rate 什么時(shí)候用ear

periodic rate指的是周期率。

ear指的是耳朵；聽(tīng)覺(jué)，聽(tīng)力。

要根據句子意思來(lái)決定用誰(shuí)。

例句：

periodic rate

1、Experimental results show that the periodic rate ripple can efficiently be controlled.

轉臺實(shí)驗表明，該方法對設備中存在的周期性轉速波動(dòng)具有明顯的抑制效果。

2、Secondly, the dynamic behavior of a stage-structured prey-predator system withcannibalism for prey and periodic attacking rate for predator is studied.

其次，研究了具有年齡結構、自食和時(shí)變攻擊率的捕食-被捕食系統的動(dòng)力學(xué)行為。

3、The Periodic Solution of an Epidemic Model with Prevention of Vaccinal Immunityand Periodic Infection Rate

具免疫接種率及周期傳染率傳染病模型的周期解

ear

1、He whispered something in her ear.

他在她耳邊低聲說(shuō)了些什么。

2、Moby certainly has a fine ear for a tune.

莫比無(wú)疑具有很好的樂(lè )感。

3、What would cause the masses to give him a far more sympathetic ear?

怎樣才能使民眾以更加體諒的心態(tài)傾聽(tīng)他的話(huà)呢？

這是什么表格

PERIODIC TABLE OF THE ELEMENTS，意思是：

元素周期表。

這是中文版的：