🧩 词语组成解析
n. 回转, 脑回\\n[医] 脑回, 回
🗣️ 情景例句
Tom gave Helen an apple in exchange for a piece of cake.
汤姆用一个苹果和海沦换一块蛋糕。
Here's no necessary.
我看没这必要。
You must always return your library book on time!
你必须按时归还图书馆的书！