我是一个十三岁的男孩，名叫赵杰。

I am a thirteen-year-old boy, and my name is Zhao Jie.

youdao

地上躺着一个不过十三岁的农家男孩。

On the ground lay a peasant boy of no more than thirteen.

youdao

它是由一个年仅十三岁的男孩设计的。

It is designed by a thirteen-year-old boy.

youdao

它是由一个年仅十三岁的男孩设计的。

It is designed by a thirteen-year-old boy.

youdao