例句 /

A gene that contributes to obesity has been identified for the first time, promising to explain why some people easily put on weight while others with similar lifestyles stay slim.

A gene that contributes to obesity has been identified for the first time, promising to explain why some people easily put on weight while others with similar lifestyles stay slim.

导致肥胖的一个基因第一次被发现,这将会解释为什么有些人非常容易肥胖而一些与他习惯相似的人却能保持苗条。