Pentabromophenol
五溴苯酚
🗣️ 情景例句
I always wanted to travel to Europe but I was afraid that language would be a problem.
我总想去欧洲旅游，但我又怕语言是个问题。
May I borrow your umbrella?
我能借你的雨伞吗？
So he decided to emigrate.
于是他决定移居他国。