Columbium tetroxide
[化] 四氧化二铌
🧩 词语组成解析
n. [化]铌
n. 四氧化物\\n[化] 四氧化物
🗣️ 情景例句
They say it's going to rain tomorrow.
据说明天有雨。
Where passion is high there reason is low.
感情高涨处，理智就低落。
Yes, they fit very well.
不错，都很合身。