Polybromination
多溴化反应
🗣️ 情景例句
He's not crying anymore.
他不再哭了。
What's your favorite color?
你最喜欢的颜色是什么？
You must have been mad to speak to the servant! She might have called for help.
你准是疯了，竟跟这个仆人说话。她可能会大喊救命的。