这些城墙已有五百多年的历史了。的翻译：These walls have a history of more than 500 years. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

These walls have been 500 years old.

These walls have a history of more than 500 years.

These city walls had more than 500 years history.

These walls were more than 500 years of history.

These walls have a history of more than 500 years.