Tisab
[化] 总离子强度缓冲剂
🗣️ 情景例句
It will take less than 5 minutes to check out.
退房最多只需5分钟。
Now, ladies and gentlemen, I'd be happy to answer any questions that you might have.
各位女士各位先生，现在你们有任何问题我都乐意答复。
It's rude to stare at other people.
盯着别人看是不礼貌的。