Actinide series
[机] 锕系元素
🧩 词语组成解析
n. [化]锕类
🗣️ 情景例句
But before I can publish your work,
但在我出版你的书之前
Are there any discount tickets for me?
给我有折扣吗？
With a smile the man from downstairs said: I'm sorry to trouble you, comrade.
“对不起，打扰你了，同志。”