1. (数字)80
Eighty is the number 80.
e.g. Eighty horses trotted up.
80匹马小跑起来。
2. 八十几;八十多
When you talk about the eighties, you are referring to numbers between 80 and 89. For example, if you are in your eighties, you are aged between 80 and 89. If the temperature is in the eighties, the temperature is between 80 and 89 degrees.
e.g. He was in his late eighties and had become the country's most respected elder statesman.
他年近九旬,已成为该国最受尊崇的政界元老。
3. (二十世纪)八十年代
The eighties is the decade between 1980 and 1989.
e.g. He ran a property development business in the eighties.
他在20世纪80年代经营着一家房地产开发公司。
数词八十
名词八十; 八十年代; 八十岁
形容词八十的; 八十个的; 八十岁的