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
Did you get a chance to get outside at all?
有时间出门吗？
I was sick yesterday,but I'm better today.
我昨天病了，但是我今天好一些了。
The first settlers on the plains of America were Native Americans.
美洲平原上的首批定居者是美洲土著人。