Radioactive gold
[医] 放射性金
🧩 词语组成解析
gold
[ɡold]
n. 金，黄金;金色;金币;金饰品;
adj. 金（制）的，含金的;金色的;金本位的;
🗣️ 情景例句
We need a new coffee-table book,
我们需要一本可以摆在客厅的书，
Which one is the longest river in China?
中国哪条河流最长？
At the age of twelve years, the human body is at its most vigorous.
人体在12岁时是生命力最旺盛的时期。