您要查找的是不是：
- recycle cracking operation 循环裂化操作
- A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。
- The marchers jumped off at the crack of dawn. 行军队伍在破晓时出发了。
- The riot police started to crack down on them. 防暴警察开始对他们采取镇压行动。
- He's mending nicely after his operation. 手术后他正在顺利康复。
- That was a cracking shot he played. 他这一下打得妙极了。
- 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。
- He is in charge of the operation of the steel mill. 他负责这家钢厂的经营工作。
- The bank plan a rescue operation for the company. 银行计划对这个公司采取挽救措施。
- There's a lot to be done, so let's get cracking. 工作很多，咱们开始干吧。
- The operation was a marvel of medical skill. 这个手术是医术的一个非凡范例。
- Police are cracking down on drug dealers. 警方现对贩毒分子严惩不贷。
- They sat by the fire, cracking jokes. 他们坐在火堆旁讲笑话。
- An operation is needed to remove your tonsil. 需要进行手术摘除你的扁桃体。
- Have another crack at solving this puzzle. 再试一试把这个难题解决了吧。
- The operation went like clockwork. 手术进行得极为顺利。
- She made a crack about his fatness. 她取笑他肥胖。
- When does the new law come into operation? 这项新法律何时生效？
- There is a crack in this window. 这扇窗户上有个裂纹。
- She was keyed up over her impending operation. 她为了即将进行的手术而心中忐忑不安。
