例如，许多公司鼓励纸张的两面都使用，而学生或私人机构有时也会收集旧报纸送到资源回收中心。

Many offices encourage the use of both sides of a piece of paper, for example, and students or private organizations sometimes collect old newsprint to send to reprocessing centers.

youdao

例如，许多公司鼓励纸张的两面都使用，而学生或私人机构有时也会收集旧报纸送到资源回收中心。

Many offices encourage the use of both sides of a piece of paper, for example, and students or private organizations sometimes collect old newsprint to send to reprocessing centers.

youdao