您要查找的是不是：
- petroleum supplements (petroleum substitutes) 石油代用品
- I supplement my grant by working in the evenings. 我除享受助学金外还打夜工以增加收入。
- Indonesia is abundant in petroleum deposits. 印尼的石油蕴藏量丰富。
- She supplements her diet with vitamin tablets. 她服用维生素片剂以补充规定食谱中的营养。
- She gives private lessons to supplement her income. 她给私人授课以贴补收入。
- She supplements her pension by taking in washing. 她在家里替人洗衣服以贴补养老金之不足。
- 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
- 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！
- This land is rich with petroleum. 这片土地盛产石油。
- The chemistry of petroleum and its derivatives. 石油化学石油及其复合物的化学
- Petroleum can be used to produce various chemical products. 石油可用于生产多种化学产品。
- The money I got was a useful supplement to my ordinary income. 我得到的那笔钱是很管用的外快。
- I supplement my scholarship by working in the evening. 我除了享受奖学金外还打夜工以增加收入。
- An organic derivative, such as coal or petroleum. 有机衍生物一种有机衍生物，如煤或石油
- petroleum supplements 石油代用品
- She got a part-time job to supplement the family income. 她找了一个兼职工作以补充家庭收入。
- The story first appeared in the Times Literary Supplement. 这个短篇小说第一次是发表在《泰晤士报文学副刊》上的。
- Crude oil can be refined into various petroleum products. 原油可炼制成各种石油产品。
- petroleum supplement 中远期能源发展战略
