Dinitrogen
tetroxide[化]四氧化二氮
🔁 扩展释义
【化】 双氮; 二氮; 分子氮
🗣️ 情景例句
What happened?
发生了什么事？
How often do you eat out?
你隔多久在外面吃一次饭？
By bicycle? From Beijing? That's a long trip.
骑自行车去？从北京出发？这可是长途旅行呀。