middle-aged

/ˌmɪd(ə)l ˈeɪdʒd/📚 6459 69 2
being roughly between 45 and 65 years old

adjective [原级]中年的;具有中年人特点的;适合于中年人的

His sisters are grown up and his parents are middle-aged.
他的姐妹们都已成人,而他的父母亲也人到中年。

middle-aged 出现在下面的课文中
Lesson 141&142 Sally’s first train ride middle-aged 形容词: 中年的
单词造句: