Diazane
二氮烷, 肼
🗣️ 情景例句
Well, we'll phone every hour,
好了， 我们每个小时都打电话
What should this sandwich be seasoned with?
这些三明治该加些什么调味品好？
The high stern castle was a riot of carved gods,
高耸的船楼上雕刻着令人眼花缭乱的神仙、