?brace

brace 發(fā)音

英：[bre?s]　　美：[bre?s]

英：　　美：

brace 中文意思翻譯

brace 反義詞

loosen |relax

brace 同義詞

energize | reinforce | bracket | clench | energise | stabilize | span | duad | chock | strut | stay | duet | couple | steel | suspender | clamp | twain | fortify | tie | pair | block | a | stabilise | bracing | strengthen | tighten | lock | couplet | duo | dyad | steady | perk up | bitstock | gallus | shoulder | stimulate | supporter | leg | fix | crutch | twosome |support | prop | yoke | distich | arouse | buttress | braces | poise | stiffen

brace 短語(yǔ)詞組

1、arm brace ─── [化] 臂拉桿

2、arm brace of milling machine ─── [機] 臂撐, 上臂支柱, 銑床

3、brace and bit n. ─── 手搖曲柄鉆（一種鉆頭）

4、Brace yourself ─── 你要做好心理準備；表示做好思想、心理和情緒上的準備

5、brace oneself against ─── 鼓起勇氣向…挑戰;靠…支撐著(zhù)

6、brace sb for a loan ─── 向某人借錢(qián)

7、a pole brace ─── 電桿拉線(xiàn)

8、brace angle ─── [機] 撐臂角鐵

9、brace rod ─── [化] 撐桿

10、cross brace ─── 牽條, 橫拉條, 肋板

11、bit brace ─── [機] 曲柄鉆

12、angle brace ─── [機] 斜撐

13、brace oneself up ─── 打起精神

14、back brace ─── 后撐

15、back head brace angle ─── [機] 外門(mén)板撐桿角鐵

16、brace oneself for ─── 做好準備

17、brace root ─── 支柱根

18、ankle brace ─── [醫] 踝梏具

19、brace up ─── 打起精神, 下定決心

brace 常用詞組

brace up ─── 下定決心；打起精神

brace yourself ─── 振作精神，振作起來(lái)

corner brace ─── 齒輪傳動(dòng)手搖鉆，角撐

brace 詞性/詞形變化，brace變形

復數--braces；第三人稱(chēng)單數--braces；現在分詞--bracing；過(guò)去式--braced；過(guò)去分詞--braced。

brace 相似詞語(yǔ)短語(yǔ)

1、brake ─── n.剎車(chē)；阻礙（物）；敞篷四輪馬車(chē)；纖維搗碎機；灌木叢；歐洲蕨；v.剎車(chē)；阻礙

2、brae ─── n.斜坡；山坡

3、Grace ─── n.優(yōu)雅；恩惠；魅力；慈悲；vt.使優(yōu)美；n.(Grace)人名；(英)格雷斯，格雷絲(女名)；(法)格拉斯

4、brach ─── n.雌獵犬；n.(Brach)（瑞典）布拉克（人名）；（德、波、捷）布拉赫（人名）

5、brack ─── n.分等，挑選；（愛(ài)爾蘭）果子面包；n.(Brack)人名；(英、法、德、西)布拉克

6、bract ─── n.[植]苞；[植]苞片

7、braces ─── n.背帶；吊帶（brace的復數）

8、bracer ─── n.索；保護帶；勒緊的人

9、braced ─── v.撐牢，站穩；（使）做好防備；把……繃緊；（使）固定，穩固（brace的過(guò)去式及過(guò)去分詞）；adj.做好準備的；有扶壁支撐的

brace 習慣用語(yǔ)

1、splice the main brace ─── [俚]喝酒

2、brace forth ─── 向前推出

3、brace it through ─── 以膽大面皮厚而奏功

4、brace to ─── 【航?！糠潘上嘛L(fēng)轉帆索而張緊上風(fēng)轉帆索

5、brace up ─── 振作清神 ─── 【航?！坷o下風(fēng)轉帆索使船更加近風(fēng) ─── 支柱; 支撐 ─── 飲酒

6、brace oneself (up) ─── 鼓起干勁, 抖擻精神, 振作起來(lái)

7、take a brace ─── [美]鼓起勇氣; 奮力

8、in a brace of shakes ─── 立刻, 馬上; 剎那之間

9、brace in ─── 【航?！哭D船向上風(fēng)

brace 特殊用法

1、bottom vertical brace ─── 下豎撐, 底豎撐

2、top brace ─── 上拉條, 頂拉條, 頂撐

3、stage brace ─── 背景支撐

4、throat brace ─── 喉?yè)?/p>

5、combustion chamber brace ─── 燃燒室拉條

6、crank brace ─── 曲柄鉆, 手搖鉆, 鉆孔器

7、expansion brace ─── 伸縮拉條

8、wheel carrier support brace ─── 輪架支座拉條

9、corner brace ─── 角撐, 齒輪傳動(dòng)的手搖鉆

10、side car frame brace ─── 邊車(chē)架撐

11、boom brace ─── 吊臂斜桿

12、rail brace ─── 軌撐

13、mud ring cross brace ─── 底圈橫梁

14、boiler cross brace ─── 鍋爐橫撐

15、cab brace ─── 司機室 托架

16、back brace ─── 后撐

17、over brace ─── 橫桿支架

18、pedestal brace ─── 軸架拉條

19、cowl ventilator brace ─── 車(chē)頭(罩)通風(fēng)器拉條

20、end arch rail brace ─── 頂棚外端梁支柱

21、brake shaft step brace ─── 手制動(dòng)軸承拉條

22、hanging brace ─── 吊撐

23、lever brace ─── 挺穿孔器

24、ratchet bit brace ─── 棘輪搖鉆, 扳鉆

25、crossarm brace ─── 橫臂拉條, 交叉撐 ─── 緊固物, 固定件

26、tank diagonal brace ─── 水柜對角拉條

27、sway brace ─── 抗搖(擺)系桿, 橫向系桿, 斜撐塊

28、pedestal cross brace ─── 軸架橫拉條

29、arm brace(s) ─── 附加支柱, 補充支架, 臂形拉條撐臂

30、track brace ─── 軌距拉條, 軌撐

31、end sheathing brace ─── 端板橫鐵

32、lateral brace ─── 橫向支撐

33、radius bar brace ─── 徑向桿拉條

34、pivoted brace ─── (鐘)柱形支撐外鉤; 鉤(住)發(fā)條(一端)樞柱

35、overarm brace ─── (臥銑)橫梁支架

36、back head brace ─── 外門(mén)板拉條

37、beam brace ─── 犁轅斜拉桿

38、batter brace ─── 斜支撐

39、principal brace ─── 主要拉條, 主撐

40、transom brace ─── 橫梁拉條

41、diaphragm post brace ─── 折棚柱支木

42、pilot brace ─── 排障器拉條

43、pole brace ─── 撐桿, 支柱, 電桿的拉線(xiàn)

44、breast brace ─── 胸壓鉆孔器, 手搖鉆

45、longitudinal brace ─── 縱向拉條

46、straight pole brace ─── 撐桿 ─── 鉆孔器

47、diagonal brace ─── 對角拉條 ─── 交叉撐條, 斜角撐

48、diamond brace ─── 十字形拉條

49、transverse brace ─── 橫向豎聯(lián), 橫向聯(lián)桿

50、horizontal brace ─── 橫拉條

51、main brace ─── 主撐

52、cross brace ─── 牽條, 橫拉條, 肋板 ─── 軸架 ─── 十 字撐條, 交叉支撐

53、coil brace ─── 線(xiàn)圈 支架 ─── (凸極電機用)線(xiàn)圈梯形楔

54、belly brace ─── 鍋腰拉條; 曲柄鉆

55、coupler brace ─── 聯(lián)接器拉條

56、tie or brace for heel of switches ─── 尖軌跟部軌撐

57、end brace ─── 端撐

58、wooden brace ─── 木支撐

59、wind brace ─── 抗風(fēng)支撐

60、bit brace ─── 鉆孔器

61、counter brace ─── 副對角撐, 轉帆索

62、hammer brace ─── 椽尾架斜撐

63、buttress brace ─── 支撐剛性梁, 加勁[強]梁, 垛間支撐梁

64、manhole ladder brace ─── 油罐車(chē)內梯支撐鐵

65、steady brace ─── 固定銷(xiāo), 定位銷(xiāo)

66、angle brace ─── 隅掌, 角鐵撐, 角撐

67、straight brace ─── 直支撐

68、draw-bar plate brace ─── 拉桿撐板

69、costal brace ─── 前緣小脈(蜉蝣的翅)

70、bottom brace ─── (軸箱)下拉條

71、rigid rail brace ─── 固定式軌撐

72、tension brace ─── 拉緊牽條, 拉撐

73、boiler brace ─── 鍋爐拉條, 爐撐

74、brake lever bracket brace ─── 制動(dòng)杠桿托架斜撐

75、cross member brace ─── 橫檔撐板

76、knee brace ─── 膝形拉條

77、ratchet brace ─── 棘輪搖鉆

78、pillar brace ─── 立柱牽索 ─── 主柱撐桿

79、fender brace ─── 擋泥板拉條

80、lower angle brace ─── 下隅撐

81、push brace ─── 推力系桿, 衍架壓桿, 推撐

82、reel brace ─── 撥禾輪拉桿, 撥禾輪拉盤(pán)

brace 常見(jiàn)例句（雙語(yǔ)使用場(chǎng)景）

1、To improve chassis, engineers added a stiffer strut tower bar brace and a pair of performance dampers. ─── 為了提高底盤(pán)，工程師增加了更嚴厲的支柱塔酒吧振奮和對性能減震器。

2、If French and German nominees end up holding these economic posts, investors should brace for a change in EU policy. ─── 如果法國和德國提名的人選最后擔任這兩個(gè)經(jīng)濟職位，那么投資者應該為歐盟政策發(fā)生變化做好準備。

3、Always use a curly brace scope in an if statement, even if it conditions a single statement. ─── if語(yǔ)句總是使用括號,即使它包含一句語(yǔ)句。

4、As for the erroneous opinions of some of our comrades on a number of questions,you should brace yourselves and resist them. ─── 對有些同志在有些問(wèn)題上的錯誤意見(jiàn)，要硬著(zhù)頭皮頂住他們。

5、Interest rates were raised to brace up the sagging dollar. ─── 利率提高了,藉以支撐疲軟的美元。

6、He took lessons, and had to wear a hip brace for a year. ─── 他上了芭蕾課，還戴了一年的矯正器。

7、She has gotten rid of her leg brace and regained use of her left arm. ─── 她已不再用腿部支架，左臂也能重新活動(dòng)。

8、A brace of tame deer ran familiarly about the house. ─── 一對馴鹿無(wú)拘無(wú)束地在室內跑來(lái)跑去。

9、"Well, brace yourself for complications," Stacy muttered, then nodded toward the door. ─── "那么，就讓它一團糟吧！ "斯泰西低語(yǔ)道，朝著(zhù)門(mén)那邊點(diǎn)了點(diǎn)頭。

10、Interest rate is raised to brace up the sagging dollar. ─── 利率提高了，藉以支撐疲軟的美元。

11、Jim : Brace yourself! Whoa! This wide load makes wide turns! ─── 吉姆：打起精神來(lái)！哇！車(chē)子這麼寬，轉彎角渡會(huì )很大！

12、Moves the insertion point to the next brace in the document. ─── 將插入點(diǎn)移動(dòng)到文檔中的下一個(gè)大括號處。

13、Now Clarke has told Chelsea TV: “Joe is okay. He has got the brace off his leg. He is moving around on his own. ─── 克拉克已經(jīng)告知切爾西電視臺：“喬科爾還不錯。他已經(jīng)脫下了拐杖。他可以自行走動(dòng)了?！?/p>

14、If the plan does go ahead, those south of the border will brace themselves for change at home. ─── 如果計劃實(shí)施順利，那么南方沿海地區的酒鬼們的生活就將發(fā)生變化。

15、We have an internal brace that prevents the tissues from stretching but still allows you to mobilize the joint with some confidence. ─── 我們會(huì )有一個(gè)內部支撐架，可以防止組織被拉長(cháng)，但是它仍然可以讓你自信地活動(dòng)關(guān)節。

16、The doctor cautioned him to brace up. ─── 醫生告誡他要振奮精神。

17、Each and every one of these deaths is tragic, and we have to brace ourselves to see more. ─── 每例死亡都是一場(chǎng)悲劇，而且我們必須有準備目睹更多的死亡。

18、Such being the case, he'd just have to screw up his courage, brace himself, and spout some nonsense. ─── 事到如此，只有大膽老臉胡扯一陣。

19、He came home with two brace of rabbits in the bag. ─── 他帶著(zhù)裝有兩對野兔的獵袋回家來(lái)了。

20、I threw my hands out to brace the fall, and my hand drove into a broken tree branch beneath it, opening a hole in the middle of my palm. ─── 我伸手想要阻止下滑，卻撐到一根破樹(shù)枝，手掌正中開(kāi)了個(gè)洞。

21、Mr Heathcliff has just honoured me with a calls About seven days ago he sent me a brace of grouse--the last of the season. ─── 希刺克厲夫先生剛剛光臨來(lái)看了我。大概在七天以前他送我一對松雞——這是這季節的最后兩只了。

22、He has to wear a brace to correct his bite(= the way the upper and lower teeth fit together). ─── 他得戴著(zhù)牙箍矯正牙齒的咬合。

23、Western politicians should brace themselves for more talk of economic power drifting inexorably to the East. ─── 關(guān)于經(jīng)濟力量不可阻擋的東遷之勢，西方政客們也該促膝長(cháng)談了。

24、Donald : Why are you wearing a neck brace? ─── 唐納德：你為什么戴頸箍?

25、But a brace from Emile Heskey earned The Latics deserved parity, only for Robben to steal in at the death. ─── 但赫斯基困境中的崛起使得維根完全有理由把比分扳平，最后是靠了羅本的進(jìn)球才挽救切爾西了。

26、Consequently, you must use an escape sequence to display a literal opening brace or closing brace. ─── 因此,必須使用轉義序列顯示文本左大括號或右大括號。

27、He still wears a brace on his right knee, though it's a lighter version of what he wore last season. ─── 他任然在右膝蓋上戴了一個(gè)支架，不過(guò)這個(gè)比起他上個(gè)賽季戴的東西而言已經(jīng)少了很多。

28、While Gerrard took many of the plaudits following his brace on Wednesday, Benitez thinks Mascherano was just as key to the victory. ─── 周三,杰拉德因為優(yōu)異的表現贏(yíng)得了眾多喝彩,而貝尼特斯認為馬斯切拉諾才是比賽勝利的關(guān)鍵人物。

29、They have to brace evrey nerve to get the job finished. ─── 他們必須全力以赴把工作完成。

30、Brace your elbows while working on the potter's wheel. ─── 在制陶工人車(chē)輪上工作的時(shí)候，支住你的胳膊肘。

31、Brace up yards, you cack-handed deck apes. ─── |支起帆桁!你們這幫笨手笨腳的飯桶!

32、A cold night will have been a warming experience for Shevchenko who was good value for his first-half brace. ─── 對于上半場(chǎng)有著(zhù)優(yōu)異表現的舍娃，這樣的一個(gè)冷夜，將成為他回憶中永遠暖和的經(jīng)歷。

33、To this,the little boy reached down and rolled up his pant leg to reveal a badly twisted,crippled left leg supported by a big metal brace. ─── 聽(tīng)到這話(huà)，小男孩彎下腰卷起褲腿，露出了他那條嚴重變形的，用一根很大的金屬柱支撐的左腿。

34、He must brace himself and take it. ─── 他一定鼓起勇氣來(lái)承受它。

35、Aftermarket parts maker Edit have released an alloy front brace for the Hot Bodies Cyclone D4 4wd buggy. ─── 售后零件制造商修改已發(fā)布了合金支架前端的熱旋風(fēng)D4類(lèi)機構四輪驅動(dòng)車(chē)。

36、And at the age of eight she was walking a bit with the aid of a leg brace. ─── 八歲時(shí)，她借助于腿的支撐架能稍微走一走了。

37、An "unloader" brace shifts load away from the affected portion of the knee. ─── 一種是卸載式支具，可以將載荷從受累關(guān)節部分轉移走。

38、Right now I am walking with a brace and crutches, but at least I am able to get around a little bit. ─── 現在我需要借助拐杖走路，雖然不是很靈便，但至少我可以到戶(hù)外活動(dòng)一小會(huì )兒。

39、Brace yourself for bad news! ─── 你得做好準備聽(tīng)壞消息。

40、He wore a brace on his knee. ─── 他的膝上戴著(zhù)支撐器。

41、"Well, you're a chump for being afraid," said Drouet. "Come on now, brace up. ─── “你要是害怕，就是大傻瓜一個(gè)，"杜洛埃說(shuō)，"來(lái)吧，振作起來(lái)。

42、She had to wear an iron leg brace. ─── 她不得不套上一個(gè)鐵支架。

43、Brace for a shock about money when Mars conjoins Uranus on April 15. ─── 4月15那天準備迎接火星聯(lián)合天王星在金錢(qián)事務(wù)上的沖擊。

44、Nautical To brace (a yard) fore and aft. ─── 使船轉向：向首尾拉緊（橫桅桿）

45、"Well,brace yourself for complications," Stacy muttered,then nodded toward the door. ─── "那么，就讓它一團糟吧！"斯泰西低語(yǔ)道，朝著(zhù)門(mén)那邊點(diǎn)了點(diǎn)頭。

46、Sally now resolved to brace up and risk a frontal attack. ─── 于是薩利決定鼓足勇氣，冒險正面進(jìn)攻。

47、The rear idler brace is then attached along with the two small return rollers to complete the suspension assemblies. ─── 后部的誘導輪支架要和兩個(gè)小滾輪連接，以此完成懸掛安裝。

48、Published by Harcourt Brace Jovanovich, 1983.Translated by William Weaver, Archivald Colquhoun, and Peggy Wright. ─── Harcourt Brace Jovanovich1983年英語(yǔ)第一版，William Weaver， Archivald Colquhoun， 和Peggy Wright翻譯。

49、The giant always brace up to achieve to goal when in adversity cause why they always be bigness? ─── 偉人之所以偉大，是因為他與別人共處逆境時(shí)，別人失去了信心，他卻下決心實(shí)現自己的目標。

50、"Brace up," said Rhett, and there was a hard, faintly jeering note in his voice. ─── "你放心，"瑞德說(shuō)，聲音里帶著(zhù)一點(diǎn)譏諷的語(yǔ)調。

51、The top-hung brace bar is used to pull the window sash to incline inside to realize air flow. ─── 上懸斜拉桿,拉緊窗扇內傾,實(shí)現通風(fēng)換氣。

52、Garfield: Two aspirin and a neck brace? ─── 兩片阿斯匹林和一個(gè)頸托?

53、You'll have to brace up to your misfortune and get on with your work. ─── 你得做好準備正視自己的不幸，繼續干你的工作。

54、On account of which, I hit a car and met Rick while buying a neck brace. ─── 因為那，我撞了車(chē)，還在買(mǎi)項鏈時(shí)遇上了瑞克。

55、Today Gilardino did very well on the pitch, he created many chances and even managed to score a brace. ─── 今天，吉拉迪諾在場(chǎng)上的表現很好，他創(chuàng )造了許多機會(huì )，甚至梅開(kāi)二度。

56、Brace those sagging shelves with more crosspieces. ─── 多用橫檔加固那些下陷的架子。

57、Keane's brace came as no surprise to the Albion faithful. ─── 基小恩的爆發(fā)對于西布朗死忠們來(lái)說(shuō)一點(diǎn)也不奇怪。

58、They will be ready in a brace of shakes. ─── 他們馬上可準備好。

59、A legend overnight, he backed up his brace with a late strike against Chelsea in the Worthington Cup. ─── 一個(gè)傳奇的夜晚，然后他又在聯(lián)賽杯對切爾西的比賽中進(jìn)球。

60、Use a tripod or brace with the camera on a wall or fence because slow shutter speeds will be needed. ─── 使用一個(gè)相機自帶的架子放在圍欄上，因為要使用慢快門(mén)。

61、Once they made him wear a brace but he fretted so he was downright ill. ─── 有一次，他們讓他戴上支架，但他焦躁不安，因此病得很重。

62、Overhead, the lights showed the old timbers, used to brace the roof. ─── 在頭頂上，光線(xiàn)照射出支撐屋頂的舊木頭。

63、New York： Harcourt Brace Jovanovich Inc., 1973. ─── 國立陽(yáng)明大學(xué)公共衛生研究所碩士論文，1998。

64、Brace yourselves,the economic might not get better for a while,star saving money now. ─── 各位要做好準備了，經(jīng)濟一會(huì )半會(huì )兒不可能好轉，現在開(kāi)始存錢(qián)吧。

65、Another player who impressed was Gilardino who scored a brace. ─── 另一個(gè)球員，給人影響深刻，吉拉迪諾梅開(kāi)二度。

66、Seattle had a wind chill of 15 degrees this morning as residents brace d for up to eight inches of snow. ─── 今天早上，一股零下15度的冷風(fēng)席卷了西雅圖，當地居民已經(jīng)對可能深至八英尺的雪情做好了準備。

67、Moves the insertion point to the next brace, extending the selection. ─── 將插入點(diǎn)移動(dòng)到下一個(gè)大括號處以擴展選定內容。

68、Have you a pair of brace? ─── 你有一付背帶嗎？

69、"Come on," said Drouet. "Brace up. ─── “來(lái)"，杜洛埃說(shuō)，"鼓起勇起來(lái)。

70、She went to the market for a brace of partridges. ─── 她去市場(chǎng)里買(mǎi)了一對鷓鴣。

71、Come what may, i'll brace myself and face the music. i'd rather die than implicate others! ─── 好漢做事好漢當, 我死就死, 決不連累旁人。

72、They were twirling a brace drill. ─── 他們當時(shí)正在轉動(dòng)曲柄鉆。

73、Northern Ireland households have been warned to brace themselves for an expected hike in energy prices. ─── 北愛(ài)爾蘭的住戶(hù)已得到警告，要振奮精神，為自己的預期上漲的能源價(jià)格。

74、To brace(a yard) fore and aft. ─── 使船轉向向首尾拉緊（橫桅桿）

75、Moves the cursor to the next brace, extending the selection. ─── 將光標移至下一個(gè)大括號處,擴展選定內容。

76、USA: Harcourt Brace Jovanovich College Publishers. ─── 北京：北京大學(xué)出版社。

77、Brace: Form of bracket. mainly used to group many items under a heading other than for mathematics. ─── 大括號:是括號的一種。除作數學(xué)符號外，主要用來(lái)把多項資料包括在一個(gè)項目?jì)取?/p>

78、He tried to shake them off, to forget and brace up. ─── 他想甩開(kāi)它們，忘記它們，振作起來(lái)。

79、Brace yourself for the danger. ─── 你必須做好一切準備防止危險。

80、It's a bit like orangutans do, reaching their arms up to branches to brace themselves as they move along. ─── 他們向前走時(shí)，有點(diǎn)像猩猩一樣，伸著(zhù)胳膊，抓著(zhù)樹(shù)枝支撐自己。

81、So brace yourself -- these could get kinda ugly. ─── 但這些丑陋的網(wǎng)頁(yè)能激勵設計者不斷追求進(jìn)步。

82、You'd better brace yourself for some bad news. ─── 對于有些壞消息，你最好振作起來(lái)。

83、He has a brace he's wearing.The swelling is at a minimum right now. ─── 他現在帶著(zhù)一個(gè)護具，腫脹在最低的程度。

84、Adam Eckersley hit a scorching first goal and Sylvan Ebanks-Blake notched a brace as Royal Antwerp won3-1 at Union St Gilloise. ─── 亞當-?？怂估溥M(jìn)漂亮的一球，布萊克擊中了門(mén)柱幫助安特衛普3-1擊敗對手。

85、In 1967 anthropologist C.Loring Brace drew a tongue-in-cheek cartoon of just such a creature (see Figure 1-1). ─── 1967年，人類(lèi)學(xué)家布雷斯 畫(huà)了一幅這類(lèi)挖苦性質(zhì)的卡通（見(jiàn)圖1-1），我們這個(gè)[小很多輩]的子孫，如何支撐得住他那個(gè)大腦袋，讓人費解。

86、Oh blimey, brace yourselves, here they come,look. ─── 哎呀,大家精神點(diǎn)?？?他們來(lái)了！

87、Gila netted a brace in the 5-0 victory away to Sampdoria midweek, but the Rossoneri are still without a Serie A win in front of their own fans. ─── 吉拉在周中5:0大勝桑普多利亞的比賽中表現搶眼,但紅黑軍團在他們的球迷面前依舊沒(méi)有取得一聯(lián)賽的勝利.

88、Brace yourself like a man; I will question you, and you shall answer me. ─── 你要如勇士束腰;我問(wèn)你,你可以指示我。

89、Huck was given a seat and the old man and his brace of tall sons speedily dressed themselves. ─── 主人讓哈克坐下，老人和兩個(gè)大高個(gè)孩子很快穿好衣服。