Cesium
n. 铯\\n[化] 铯Cs
✅ 同义词
🗣️ 情景例句
Donald passed away a couple of years ago.
Donald几年前去世了。
In fact she's 20 years old.
她只有二十岁。
Mrs Brown went to see her doctor.
布朗太太去医生那里看病。