问题：四分之一65岁以上独自生活的老年人感到孤独。

The problem: More than a quarter of people over 65 who live alone are lonely.

youdao

问题：四分之一65岁以上独自生活的老年人感到孤独。

The problem: More than a quarter of people over 65 who live alone are lonely.

youdao