Actinouranium decay series
[化] 锕铀衰变系
🧩 词语组成解析
n. [化]锕铀
🗣️ 情景例句
Yes, here are some catalogs and brochures.
有的，这里是一些目录和小册子。
Cats hide their paws.
大智若愚，大巧若拙。
Since that time, racing drivers have reached speeds over 600 miles an hour.
从那时以来，赛车选手已达到每小时600英里的速度。