Sesquioxides
(sesquioxide 的复数) n.[化]倍半氧化物,三氧二某化合物
🗣️ 情景例句
She is unwilling to participate.
她不愿意参加。
It seems he's weak.
看起来他好像很虚弱。
I was walking home when I met Dave.
我碰到大卫时，我正往家走。