她几岁英文

A quarter of the residents are over 55 years old

1/4的居民年龄在55岁以上。

He's 58 years old

他58岁。

He couldn't have been more than fourteen years old.

他不可能超过14岁。

At 20 years old he was not as agile as he is now.

20岁时他并不如现在这般矫健。

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

他只有24岁，却是个瘾君子。