The laid-off and unemployed population and the floating population are two high-risk groups in our country.

下岗失业人群、外来流动人群是我国的两类高危人群。

youdao

The laid-off and unemployed population and the floating population are two high-risk groups in our country.

下岗失业人群、外来流动人群是我国的两类高危人群。

youdao