🗣️ 情景例句
What kind of game devices do you have?
你们有什么样的游戏操纵系统？
Wasn't the issue settled?
问题不是解决了吗？
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。