这是我的弟弟，他是个大学生。

This is my brother, who is a college student.

youdao

我的弟弟是一名小学生，但他却不怎样努力学习，他所想的就是和朋友们一起玩，这让我的父母很操心。

My little brother is a primary school student, but he doesn't work very hard. All he wants is playing with his friends. It worries my parents a lot.

youdao

我的弟弟是一名小学生，但他却不怎么努力学习，他所想的就是和朋友们一起玩，这让我的父母很操心。

My little brother is a primary school student, but he doesn't work very hard. All he wants is playing with his friends. It worries my parents a lot.

youdao