这就是我祖父去年参加过的那个房子。的翻译：This is the House my grandfather took part last year. 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

This is my grandfather took part in that house last year.

This is the House my grandfather took part last year.

This is my grandfather has participated last year that house.

正在翻译，请等待...

This is the House my grandfather took part last year.