Beam(-pumping) unit
[化] 抽油机
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
We accepted their challenge to a baseball game.
我们接受了他们棒球邀请赛的挑战。
Did you hear that we would have a holiday next work?
你有没有听到下周可以休假的事？
I don't believe we've met.
我们以前没有见过吧？