Fluorone
荧光酮, 3 -异咕吨酮
🗣️ 情景例句
My mother doesn't mind who comes to stay, she's very easy-going.
我母亲不在乎有什么人来往，她十分随和。
Whom do you want to call?
你要打电话给谁？
He acted as if he had never lived in England before.
他的举动就好像他从未在英国生活过一样。