Cheremis
n. 切列未斯语(乌拉尔山区语言)[亦作 Cheremiss]
🗣️ 情景例句
I know it.
我知道。
All things are difficult before they are easy.
凡事都是先难后易。
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。