Inface
单斜脊崖面, 陡峭的山坡
🗣️ 情景例句
Dinner for the entire family.
给全家做晚餐
Draw water with a sieve.
竹篮子打水一场空。
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。