Parabromoacetophenone
对溴苯乙酮
🗣️ 情景例句
Hi, what can I do for you?
嗨，你好。我能为你做些什么？
If she could help you, she would help you.
如果她能帮你，她一定会的。[虚拟语气]
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。