Dibromonitromethane
二溴硝基甲烷
🗣️ 情景例句
Do we have to pre-book tours, or can we get them on site?
我们必须预定行程， 还是到那个地方再说？
Recently, I have learned a lot of new things about myself.
最近，我学到了许多自己以前不明白的事理。
No, I'm not. I'm in Row 6.
不，不是的。我坐在第六排。