到去年年底为止，我们有建了三个博物馆的翻译：By the end of last year, we have built three museums 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

Until the end of last year, we have built three museums

By the end of last year, we have built three museums

To end of last year up to, we had has constructed three museums

正在翻译，请等待...

By the end of last year, we have built three museums