Cornoid
[计] 牛线
🗣️ 情景例句
because, Danny,
因为Danny，
It doesn't matter to me.
这对我来说无所谓。
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。