Corrugating
[机] 压波形
🗣️ 情景例句
My company was the contractor.
我的公司承包了这项工程。
Put the receiver closer to your mouth.I can't hear you.
把听筒放近你的嘴，我不能听见你的话。
He has asked to be introduced to the pianist.
他要求会见这位钢琴家。