1) His father is eighty.
他父亲八十岁。
2) He is eighty.
他八十岁。
3) His father is sixty years old.
他父亲60岁。
4) My father is sixty years old
我父亲六十岁了。
5) He was 80 years old, give or take a year.
他八十岁上下。
6) He entered a university at the age of eighteen.
他十八岁上大学。
参考词条