Parabromoacetophenone
对溴苯乙酮
🗣️ 情景例句
I'd like an advance copy of the book, though,
但我想要一本新书的试印本
The cat and dog may kiss,yet are none the better friends.
猫狗虽相吻，总难成好友。
This time he pointed to the lake.
这次他用手指了一下那个湖。