Barium dioxide
[化] 过氧化钡; 二氧化钡\\n[医] 过氧化钡
🧩 词语组成解析
n. [化]二氧化物;
di 二,双 + ox 氧 + ide 化学物质词根 → n.二氧化物
🗣️ 情景例句
My instructor thought that the beginner's class was too easy for me.
老师认为初级课程对我来说太容易了。
They will miss him very much when he leaves home for the first time.
李明第一次离开家,他们会非常想念他的。
Last Sunday I got up very late.
上个星期天,我起得很晚。
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