由于就业市场萎缩，这也成为大学生必须比以前更努力地工作来保持自己的竞争优势。

As the job market gets shrinking, it has also become a must for undergraduates to work harder than before to keep their competitive edge.

youdao

他们开始比以前更努力地、更快乐地工作。

They began to work harder than ever and more joyfully.

youdao

他们开始比以前更努力地、更快乐地工作。

They began to work harder than ever and more joyfully.

youdao