Radiolabelling
[化] 放射性標記
??? 情景例句
Who do you think are better drivers: man or women?
你覺得男人跟女人，誰開車開得好一些？
It doesn't work.
它出故障了。
There were English cars, French cares, German cars.Italian cars.American cars and Japanese cars.
有英國、法國、德國、意大利和日本的汽車。