The method is scientific and reasonable and can save lots of manpower and financial resources for the country.

这种方法既科学合理，又能为国家节省许多人力财力。

youdao

The method is scientific and reasonable and can save lots of manpower and financial resources for the country.

这种方法既科学合理，又能为国家节省许多人力财力。

youdao