crack

发出爆裂声英释vvto make a quick loud sound like the sound of something breaking, or to make something do this

1 fatigue crack,疲劳裂纹

2 crack down,镇压；取缔；劈啪击下

3 crack propagation,裂纹扩展

4 crack down on,镇压；制裁

5 crack tip,裂纹尖端，裂纹端

6 crack growth,裂纹扩展；龟裂增长

7 crack on,v. [口]继续疾驶；满帆前进；继续干下去

8 crack resistance,抗裂性；抗裂度；裂纹阻力

9 crack initiation,裂纹萌生；裂纹开裂

10 crack width,裂缝宽度

11 crack control,n. 裂绞控制

12 crack length,裂纹长度；裂缝长度；裂隙长度

13 crack formation,龟裂形成

14 get cracking,开始；开始工作；开始移动

15 hot crack,[机]热裂，过热裂缝

16 crack a smile,[俚]展颜微笑

17 transverse crack,横裂；横向裂缝

18 crack extension,裂纹扩展；裂纹扩张

19 crack detection,裂纹检验

20 shrinkage crack,收缩裂缝

1 真题例句...the key factor is how hard you are prepared to crack the whip...第三套CET62013.6阅读理解

2 真题例句...Three year students get first crack at course registration...CET62012.6阅读理解

1 Thunder cracked overhead..雷声在头顶炸响。

2 He cracked his whip and galloped off..他甩了个响鞭策马而去。

3 Dennis rubbed his hands together and cracked his knuckles..丹尼斯搓着双手，把指关节弄得咯咯响。