Cesium dioxide
[化] 二氧化铯
🧩 词语组成解析
n. 铯\\n[化] 铯Cs
🗣️ 情景例句
Nervous about the opening tonight?
对今晚开幕感到紧张吗？
You're very cheerful today.
你今天很快活。
Last Tuesday he received a letter from the local police.
上星期二他收到当地警察局的一封信，