Caesium
[医] 铯(55号元素)
✅ 同义词
🗣️ 情景例句
They hardly ever see each other.
他们几乎彼此不碰头。
Did you go to the movies last night?
你昨晚去看电影了吗？
and that is one of the things the young are busily engaged in seeking.
这正是年轻人所热衷追求的。