Tagped atom
[医] 标记原子, 示踪原子
🧩 词语组成解析
🗣️ 情景例句
OK. Do you know when you'll come and visit?
好啊。你知道几时还会再来拜访我们吗？
The building of the new road has been held up by bad weather.
这条新马路的修筑因天气恶劣而受阻。
After his attempt, Campbell was disappointed to learn that his average speed had been 299 miles per hour.
比赛结束后，坎贝尔非常失望地得知他的平均时速是299英里。