sixty

柯林斯詞典

1. NUM Sixty is the number 60. 60; 60個
...the sunniest April for more than sixty years. …六十多年來晴天最多的一個4月。
2. N-PLURAL When you talk about the sixties, you are referring to numbers between 60 and 69. For example, if you are in your sixties, you are aged between 60 and 69. If the temperature is in the sixties, it is between 60 and 69 degrees. (年齡或溫度) 60到69的數(shù)字
...a lively widow in her sixties. …一位年過花甲精神抖擻的寡婦。
3. N-PLURAL The sixties is the decade between 1960 and 1969. (20世紀(jì)的) 60年代
In the sixties there were the deaths of the two Kennedy brothers and Martin Luther King. 20世紀(jì)60年代發(fā)生了肯尼迪兩兄弟和馬丁·路德·金的死亡事件。

forty, fifty, sixty
There are sixty seconds in a minute .
He must be about sixty, whereas his wife looks about thirty.
Sal reckons over sixty people were there but I think that's a slight exaggeration .
He looks great and yet he must be pushing sixty by now.