Caesium
[医] 铯(55号元素)
✅ 同义词
🗣️ 情景例句
That's all right. We don't go to bed early.
那没关系。我们不会睡得太早。
To travel by ship
乘船旅行
I often watch TV, but sometimes I read.
我经常看电视，有时看书。