Cesium dioxide
[化] 二氧化铯
🧩 词语组成解析
n. 铯\\n[化] 铯Cs
🗣️ 情景例句
I'm trying to get together with her.
我想和她在一起。
It won't fit; you'll have to go to the post office.
那不行，你必须去邮局才行。
There has long been a superstition among mariners that porpoises will save drowning men by pushing them to the surface, or protect them from sharks by surrounding them in defensive formation.
长期以来，海员中流传着一种迷信的说法，认为海豚会把快要淹死的人托到水面，救人性命；或在人们周围列队保护，使他们免遭鲨鱼伤害。