Quadroxide
[化] 四氧化物
🗣️ 情景例句
I don't believe in cyber romance.
我不相信网络情缘。
I'm going to tell him what to do.
我正要告诉他应该如何做。
He had no sooner returned than he bought a house and went to live there.
他刚一回到英国便买下了一幢房子住了进去。