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
The work is in full swing.
工作正在全力进行。
Please excuse me for a little while.I want to do something.
请等我一会儿时间，我要做点事。
There was a good talk about the increase in the world's population.
有个关于世界人口增长的谈话，很不错。