Rarefaction
n. 稀薄化, 稀薄\\n[医] 稀疏[状态], 疏松[状态]
✅ 同义词
🗣️ 情景例句
Nothing available.
没有空房间了。
If things were to be done twice all would be wise.
事事倘能做两次，人人都可称明智。
Hi, Li Lei! Nice to see you again!
你好，李磊！又见到你了，真高兴！