Ephemera
n. 生命短促的人(或物), 蜉蝣
✅ 同义词
📖 牛津释义
ephemera
n[pl]
things that are used, enjoyed, etc for only a short time and then forgotten 只可短期使用、 享受等的事物.
🗣️ 情景例句
I am an atheist.
我是一个无神论者。
You cannot have two forenoons in the same day.
一日之中不可能有两个上午。
the strangest of them being perhaps the hovercraft.
其中最新奇的要数气垫船了。