您要查找的是不是：
- PETROLEUM RESIN PREPARED FROM CATALYTIC CRACKING FRACTION OF WASTE POLYSTYRENE 用废弃聚苯乙烯催化裂解馏分制备石油树脂
- 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。
- That was a cracking shot he played. 他这一下打得妙极了。
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
- 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。
- I'll be ready in a fraction of a second. 我马上就好。
- There's a lot to be done, so let's get cracking. 工作很多，咱们开始干吧。
- The story does not contain a fraction of truth. 这故事没有一点真实性。
- Police are cracking down on drug dealers. 警方现对贩毒分子严惩不贷。
- He has done only a fraction of his homework. 他只做了家庭作业的一小部分。
- They sat by the fire, cracking jokes. 他们坐在火堆旁讲笑话。
- Have another crack at solving this puzzle. 再试一试把这个难题解决了吧。
- She made a crack about his fatness. 她取笑他肥胖。
- The car stopped within a fraction of an inch of the wall. 汽车在离墙不到一英寸的地方停住了。
- There is a crack in this window. 这扇窗户上有个裂纹。
- She got up at the crack of dawn. 天刚亮她便起床了。
- Could you move a fraction closer? 你能不能稍微再挪近点儿?
- Mary found knitting a hard nut to crack. 玛丽发现编织并非易事。
