Cell phone use's ups and downs: good: communication between people became the things at any time.

使用手机的好处与坏处：好处：人与人的沟通成了随时的事。

youdao

Cell phone use's ups and downs: good: communication between people became the things at any time.

使用手机的好处与坏处：好处：人与人的沟通成了随时的事。

youdao