Passin
[人名] 帕辛
🗣️ 情景例句
You would be well-advised to book in advance.
你还是提前预订较为稳妥。
What's the round-trip fare?
来回票价多少？
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。