Petroleum chemistry
[化] 石油化学
🧩 词语组成解析
chemistry
['kɛmɪstri]
n. 化学;物质的化学组成（或性质），化学作用（现象）;（常指有强烈性吸引力的）两人间的关系;〈比喻〉神秘的变化（过程）;
chemist药剂师+ry...业 →化学
🗣️ 情景例句
It was a dollar and sixty cents.
花了一元六角。
Only by working hard can we succeed in doing anything.
只有通过努力工作我们才能成功。
He was just falling asleep when there was a loud knock at the door.
他刚要入睡，就有人很响地敲门。