Snlfonation
[医] 磺化[作用]
🗣️ 情景例句
I'll have chocolate.
我要巧克力的。
What color is your book?
你的书是什么颜色？
I really enjoy it, but I'm tired of so much reading.
我可喜欢学啦！但要读的东西太多，我很烦。