adj. 优秀的;美妙的;分裂的;极快的
adv. 非常;极其
n. 破裂;分馏;[化]裂化
v. 打开( crack的现在分词);(使…)开裂;说(笑话);开瓶
All planes are being inspected for possible cracking and corrosion.
所有的飞机都在接受检查,看是否可能有裂纹和腐蚀现象。
He began cracking open big blue tins of butter cookies and feeding the dogs on his route.
他开始打开装着奶油曲奇的蓝色大罐子,巡访途中喂起那些狗来。
As the centuries passed, the rock cooled and hardened, shrinking and cracking into long columns.
几个世纪过去了,岩石冷却、硬化,随后收缩、开裂,变成了长长的石柱。
She´s always cracking jokes.
她总爱说笑话。
The old institutions are cracking.
旧的制度正在瓦解。