Rarefaction
n. 稀薄化, 稀薄\\n[医] 稀疏[状态], 疏松[状态]
✅ 同义词
🗣️ 情景例句
to work with Dad towards solving that problem?
和爸爸一起来解决这个问题怎么样？
Every man is best know to himself.
自己最了解自己。
Bottoms up!
干杯（见底）！