Undrape
vt. 除去...掩盖物, 揭开
🗣️ 情景例句
I'm exhausted. I had to work until 2 o'clock this morning.
我累死了。我一直得干到今天早上2:00。
I'm sure he will get to the party on time.
我确定他会准时参加宴会。
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，