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
As Ms. Smith has indicated on several previous occasions.
史密斯夫人在先前的几个场合已表示过我们对目前的印刷的安排很满意。
Better than nothing.
有总比没有好。
They are very uncomfortable. But women always wear uncomfortable shoes!
的确很不舒适。可是女人们总是穿不舒适的鞋子！