Ephemeroptera
n. 蜉蝣，蜉蝣目
🗣️ 情景例句
Why were you out of work for so long?
你为何这么久没有工作？
It was after dark when we got back,and we were all tired.
我们回来时天已经黑了，并且我们都很疲倦。
we'll be poor again.What'll we do then?
我们又会变穷的。那时我们怎么办呢？