Firmat
[地名] [阿根廷] 菲尔马特
🗣️ 情景例句
Why were you out of work for so long?
你为何这么久没有工作？
I want to reserve a room.
我想预订一个房间。
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。