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1·He was 14 years old when it happened.

这件事情发生的时候，他14岁。《牛津词典》

2·The most ancient parts of the continental crust are 4000 million years old.

该大陆地壳最古老的那些部分有40亿年了。《柯林斯英汉双解大词典》

3·It is over 100 years old.

它已经有100多年的历史了。

4·Now, my son is eight years old and my daughter is five years old.

现在我儿子八岁，女儿五岁了。

5·Jenny is seventeen years old.

珍妮17岁。《柯林斯英汉双解大词典》

6·I'll be 26 years old next Friday.

我下周五就26岁了。《柯林斯英汉双解大词典》

7·I'm fourteen years old.

我14岁。《柯林斯英汉双解大词典》

8·He is ten years old.

他十岁了。《牛津词典》

9·Nora thought he was seventeen years old.

诺拉觉得他有17岁。《柯林斯英汉双解大词典》

10·He's only 24 years old and a drug addict.

他只有24岁，可已经是一个瘾君子。《柯林斯英汉双解大词典》

岁

1·Richard Strauss, then 76 years old, suffered through the war years in silence.

理查德·斯特劳斯当时已76岁，默默地熬过了战争岁月。《柯林斯英汉双解大词典》

2·Jenny is seventeen years old.

珍妮17岁。《柯林斯英汉双解大词典》

3·I'll be 26 years old next Friday.

我下周五就26岁了。《柯林斯英汉双解大词典》

4·I'm fourteen years old.

我14岁。《柯林斯英汉双解大词典》

5·He is ten years old.

他十岁了。《牛津词典》