What

Smartphones (智能手机）

Example 1

A mother is looking at her smartphone while her little son is in  in the river.

Example 2

At a family party, theas well as their parents have their eyes fixed(注视)on smartphone screens, leaving their grandparents alone.

Bad results of overusing(过

度使用）them

no attention to others' safety.

Do harm to the relationships between you and  fiends and family.

The right way of using them

Use themand focus more on the people around.