Polybromination
多溴化反应
🗣️ 情景例句
What makes you think you are qualified for this position?
是什么使你认为你有资格做这个职位？
Idiot!
笨蛋一个！
Letters will cost a little more, but they will certainly travel faster.
这样会稍微多花点钱，但肯定是快得多了。