Acetocoumarin
[机] 乙酰香豆素
🗣️ 情景例句
I know. I heard you talking about it
我知道。我听到你们谈论的那件事了，
That's a misunderstanding .
那是个误会。
Suddenly they came to a waterfall which dropped into an underground lake at the bottom of the cave.
突然，他们来到一道瀑布前，那瀑布奔泻而下，注入洞底一处地下湖里。