Clegg
克莱格
🗣️ 情景例句
Please wait a second.
请稍等。
The ancient Roman civilization was finally destroyed by the nomadic tribles.
古罗马终于被游牧民族灭亡了。
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。