Cerous oxide
[化] 三氧化二铈
🧩 词语组成解析
a. [化](正)铈的, 三价铈的
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
Smoking makes your teeth yellow and ugly.
吸烟让你的牙齿变得又黄又丑。
Everything is good when new, but friend when old.
东西新的好，朋友老的好。
He threatened to call the police.
威胁说要去叫警察。