Betol
比妥耳, 水杨酸 β-萘酯
🗣️ 情景例句
The subject is unfamiliar to me.
那个问题我不熟悉。
He always takes pride in his work.He's very efficient.
他总是以他的工作而自豪，他是非常能干的。
Do what he or she tells you to do.
听从老师的教导。