Diala
[地名] [马里] 贾拉
🗣️ 情景例句
If you say so.
既然你这么说。
What's your first name?
你的名字叫什么？
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。