这个14岁的数学神童刚刚在国际竞赛中获得了金牌。

The 14-year-old ___whiz-kid just won a gold medal in the international math competition.

这个14岁的神童已经开发了三款受欢迎的应用程序。

The 14-year-old ___whiz-kid has already developed three popular apps.