必须改变这一局面，使老衰的肉身开始不断返回，直至完全恢复青春活力。
So people should chang this situation to keep themselves young and energetic.
一位年老体衰的父亲去和他儿子、儿媳妇，还有四岁的小孙子一起生活。
A frail old man went to live with his son, daughter-in-law, and four-year old grandson.
一位年老体衰的父亲去和他儿子、儿媳妇，还有四岁的小孙子一起生活。
A frail old man went to live with his son, daughter-in-law, and four-year old grandson.
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