Radioactive hydrogen
[医] 放射性氢
🧩 词语组成解析
🗣️ 情景例句
I happen to have
我这儿碰巧有一项
What will you wear for the party?
晚会上你穿什么？
Ours is a fairly new country, so our cities and towns are modern.
我们的国家是个很新的国家，所以我们的城镇很现代化。