Bismuthous oxide
[化] 三氧化二铋
🧩 词语组成解析
[机] 三价铋的
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
What's the deadline for claim?
索赔的有效期多长？
Idle people (folks) have the most labour (take the most pains).
懒人做工作，越懒越费力。
Wei Hua's pen was broken, so she needed a new one.
魏华的钢笔坏了，所以她需要一支新笔。