Petroleum industry
[化] 石油工业\\n[经] 石油工业
🧩 词语组成解析
industry
['ɪndəstri]
n. 工业;产业（经济词汇）;工业界;勤劳;
🗣️ 情景例句
about my not wanting to go into medicine?
对我不学医？
He's a student.
他是学生。
Since then, they have been trying to find out how the fire began.
从那时起，他们一直试图找出起火的原因。