您要查找的是不是：
- He's changed into a conscientious worker. 他已成为一个工作认真的人了。
- Indonesia is abundant in petroleum deposits. 印尼的石油蕴藏量丰富。
- The boss dispenses the sick worker from his duties. 老板准许生病的工人不上班。
- I visualize having to fire some of the workers. 我预想到必须解雇一些工人。
- The worker brought a new scrapper with him. 那个工人随身带着一把新刮刀。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- A committee was set up to look into the workers' grievances. 成立了一个委员会来调查工人的不满。
- He is a worker who is obsequious to the boss. 他是个对老板卑躬屈膝的人。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Laid-off workers fall into penury. 下岗职工陷入贫困。
- A trademark used for a brand of petroleum jelly. 凡士林用来作为石油脂的商标
- Taiwan seems to contain no petroleum. 台湾恐怕没有蕴藏石油吧！
- She has been held up as a model worker. 她被推举为模范工作者。
- This land is rich with petroleum. 这片土地盛产石油。
- The Detroit auto workers went out for higher pay. 底特律的汽车工人为争取提高工资而罢工。
- The workers saw off a limb from the tree. 工人从树上锯下了一根大树枝。
- The worker fell down from the scaffold. 那个工人从脚手架掉了下来。
- The chemistry of petroleum and its derivatives. 石油化学石油及其复合物的化学
- Most office workers commute from the suburbs. 很多公司的职员都是从郊外来上班的。
- Petroleum can be used to produce various chemical products. 石油可用于生产多种化学产品。
