noun [专属名词]八十；八十岁；八十年代
Eighty horses trotted up. 80
匹马小跑上来。
adjective [原级]八十的，八十个的；八十岁的
He's getting on for eighty.
他近八十岁了。
numeral [基数词]八十
Eighty million years ago, dinosaurs ruled the earth.
八千万年前，地球是恐龙的天下。
单词造句:
Eighty horses trotted up. 80
匹马小跑上来。
He's getting on for eighty.
他近八十岁了。
Eighty million years ago, dinosaurs ruled the earth.
八千万年前，地球是恐龙的天下。