Thephylline
[机] 茶碱
🗣️ 情景例句
Well ... we ...
嗯……我们……
I must apologize for his unusual behavior.
我必须为他怪诞的行为致歉。
international standards of water treatment are usually followed at bottling plants.
装瓶厂通常遵循国际水处理的标准。