Hydroxychroman
羟基苯并氢(化)吡喃
🗣️ 情景例句
No. That's about all.
没有。大概就是这些。
Beware of a man of one book.
不要与一个有专业知识的人争论。
The only way to do this was to operate.
搞清的唯一办法就是手术。