Ahearn
n. (Ahearn)人名；(英)埃亨
🗣️ 情景例句
What kind of salary did you have in mind?
你期待什么样的工资？
Many a good cow hath a bad calf.
虎父生犬子。
and we control it by means of the mud which we circulate down the drill pipe.
我们让泥浆顺着钻杆向下循环，用这种方法来控制压力。