Rarefactions
(rarefaction 的复数) n. 稀薄化, 稀薄\\n[医] 稀疏[状态], 疏松[状态]
🗣️ 情景例句
Scared? Why?
紧张？ 为什么？
There is no fool like an old fool.
老年荒唐无法可想。
You're just in time for the football match.
你正好赶上足球比赛。