Pentabromoethane
五溴乙烷
🗣️ 情景例句
In the home?
在家中？
It should be there at 11:45, but it may be a little late.
应该是11点45分到那里，但也可能稍晚一点。
Two main techniques have been used for training elephants,
驯象有两种主要的方法，