Semple
a. <苏格兰>出身低微的
🗣️ 情景例句
I estimate his age to be about 30.
我估计他的年龄大约30岁。
Michael immediately burst into tears.
麦克尔“哇”的一下子哭了出来。
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。