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
You'd better watch your step or you'll get into trouble again.
你最好留点儿神， 免得再惹麻烦。
One penny witgh right is better than a thousand without right.
合法得来一个钱，胜过非法钱一千。
He will be in his small boat, Topsail.
他将乘坐他的“涛波赛”号小艇。