Drilling unit
[机] 钻床的动力组合单位
🧩 词语组成解析
drilling
[['dirliŋ]]
n. 演练\\n[医] 钻
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
This whole place is heavenly.
这整个地方都太美好了。
I asked him to pay, but he wouldn't.
我请他付账，但是他不肯。
The airport was built years ago, but for some reason it could not be used then.
机场是许多年前建的，但由于某种原因当时未能启用。