Quadroxide
[化] 四氧化物
🗣️ 情景例句
Now let's head off for the city and the university club.
现在让我们进城去， 到大学俱乐部。
Music is his chief hobby.
音乐是他的主要业余爱好。
They said that the march had been forbidden, but that wasn't true.
他们说游行向来是被禁止的，但这不是事实。