left-behind children是什么意思

left-behind children 留守儿童

短语：

Entire Left-behind Children 完全留守儿童

Rural left-behind children 农村留守儿童

Preschool Left-behind Children 学前留守儿童

例：

Many of us have heard about the so-called left-behind children.

许多人都听到过所谓的留守儿童一词。