| 单词 | crack |
| 释义 | crack n 1 ~ (in sth) (a) line along which sth has broken, but not into separate parts 裂缝; 裂纹 a cup with bad cracks in it 有很多裂纹的杯子 Don´t go skating today there are dangerous cracks in the ice. 今天别去溜冰了--冰上有裂缝很危险. (fig 比喻) The cracks (ie defects) in the Government´s economic policy are beginning to show. 政府经济政策上的失误已渐渐明显. =>illus at chip 见chip之插图. (b) narrow opening 缝隙 She looked through a crack in the curtains. 她透过帘子的缝隙观望. Open the door a crack, ie Open it very slightly. 把门打开一条缝（打开一点点）. 2 sudden sharp noise 爆裂声; 啪声 the crack of a pistol shot 啪啪的手枪声 a crack of thunder 一声霹雳. 3 ~ (on sth) sharp blow, usu one that can be heard 重击（通常为可听到响声的） give sb/get a crack on the head 吧的一声打在某人的头上[头上挨了一下子]. 4 ~ (about sth) (infml 口) clever and amusing remark, often critical; joke 俏皮话（常为挖苦人的）; 笑话 She made a crack about his fatness. 她取笑他肥胖. 5 ~ at sth/doing sth (infml 口) attempt at sth 试做某事物 Have another crack at solving this puzzle. 再试一试把这个难题解决了吧. 6 (idm 习语) the crack of `dawn (infml 口) very early in the morning 黎明; 破晓 get up at the crack of dawn 黎明即起. the crack of `doom the end of the world 世界末日 (fig 比喻) To get a bus here you have to wait till the crack of doom, ie an extremely long time. 在这儿真要等到世界末日（很久很久以後）才能有公共汽车. a fair crack of the whip => fair1. paper over the cracks => paper. crack, adj [attrib 作定语] very clever or expert; excellent 精明能干的; 技艺高超的; 优秀的: a crack regiment 劲旅 He´s a crack shot, ie expert at shooting. 他是神枪手. crack v 1 [I, Tn] (cause to) develop a crack1(1a) or cracks （使）开裂, 破裂, 爆裂 The ice cracked as I stepped onto it. 我一踩冰就裂了. You can crack this toughened glass, but you can´t break it. 这种韧化玻璃只裂不碎. She has cracked a bone in her arm. 她手臂有一处骨裂. a cracked mug 有裂纹的缸子. 2 [Tn, Cn.a] break (sth) open or into pieces 砸开或砸碎（某物）: crack a nut 把坚果砸碎 crack a safe, ie open it to steal from it 砸开保险箱 crack a casing open 里啪啦打开包装. 3 [Tn, Tn.pr] sth (on/against sth) hit sth sharply 猛击某物 I cracked my head on the low door-frame. 我的头撞在低矮的门框上了. 4 [I, Tn no passive 不用於被动语态] (cause sth to) make a sharp sound （使某物）发出爆裂声; （使某物） 啪作响 crack a whip, one´s knuckles 抽鞭子、 屈指节 啪作响 The hunter´s rifle cracked and the deer fell dead. 猎人的枪一响, 鹿即倒地而死. 5 [I, Tn] (cause sb to) cease to resist; (cause sth to) fail （使某人）屈服; （使某事物）垮台 The suspect cracked under questioning. 嫌疑分子在审问之下招供了. They finally cracked the defence and scored a goal. 他们终於突破了防守, 射进一球. 6 [Tn] (infml 口) solve (a problem, etc) 解决（问题等） The calculation was difficult, but we finally cracked it. 计算起来很费劲, 然而我们终於解决了. crack a code, ie decipher it 破译密码. 7 [I] (of the voice) change in depth, loudness, etc suddenly and uncontrollably （指嗓音）突然而失控地改变音色、 音量等 In a voice cracking with emotion, he announced the death of his father. 他悲恸失声地宣布了父亲去世的消息. A boy´s voice cracks (ie becomes deeper) at puberty. 男孩在青春期嗓音改变（声音变粗）. 8 [Tn] (infml 口) open (a bottle, esp of alcoholic drink) and drink its contents 开（瓶, 尤指酒瓶）饮用. 9 [Tn] (infml 口) tell (a joke) 说（笑话）. 10 [Tn] (chemistry 化) break down (heavy oils) by heat and pressure to produce lighter oils 使裂化（利用高温高压从质量较重的石油里制取轻油）. 11 (idm 习语) cracked `up to be sth (usu negative 通常作否定) (infml 口) reputed to be sth 号称 He´s not such a good writer as he´s cracked up to be. 他并不像人们所吹捧的那样是什麽杰出的作家. get `cracking (infml 口) begin, esp energetically 开始; （尤指）大干起来 There´s a lot to be done, so let´s get cracking. 工作很多, 咱们开始干吧. 12 (phr v) crack down (on sb/sth) impose more severe treatment or restrictions on sb/sth （对某人[某事物]）严加处置或限制 Police are cracking down on drug dealers. 警方现对贩毒分子严惩不贷. crack up (infml 口) lose one´s physical or mental health （身体）垮掉; （精神）崩溃 You´ll crack up if you go on working so hard. 你继续这样拚命干下去, 身体会吃不消的. |
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