I must have looked bedraggled because the owner promptly gave me two free glasses of schnapps.

我的样子一定狼狈不堪，因为老板二话不说，立马给了我两杯免费的杜松子酒。

youdao

I must have the wrong glasses on to see a hand.

我得看看有没有人举手？

youdao

My God, I must have lost his glasses.

天哪，眼镜肯定是弄丢了。

youdao

I must have the wrong glasses on to see a hand.

我得看看有没有人举手？

麻省理工公开课 - 计算机科学及编程导论课程节选