Underman
vt. 使人员配备不足
🗣️ 情景例句
That's a very interesting question.
这是个非常有趣的问题。
Look before you leap. First think, then act.
三思而后行。
Once we get down to the oil, it usually flows to the surface because great pressure,
一旦到达油层，石油就会由于地下巨大的压力流到地面上来，