名詞 middle age:

1. the time of life between youth and old age (e.g., between 40 and 60 years of age)

1. Middle age is the time when a man is always thinking that in a week or two he will feel as good as ever.
   人到中年老在想著：再過(guò)一、兩個(gè)星期就會(huì)跟以往一樣健康。
2. A woman in the middle age comes in, and follows a crowd of child later.
   一位中年婦女走進(jìn)來(lái)，后面跟著一群孩子。
3. She didn't get married until she was well into middle age.
   她步入中年以後才結(jié)婚。
4. The man has reached middle age.
   這人已到了中年。