不，我已经来过两次了。

No, I"ve been here twice."

youdao

我已经来过两次了。

I've been here twice.

youdao

不，我已经来过两次了。这次是来参观2010上海世博会的。

No, I've been here twice. This time I come to visit the Expo 2010 in Shanghai.

youdao

不，我已经来过两次了。这次是来参观2010上海世博会的。

No, I've been here twice. This time I come to visit the Expo 2010 in Shanghai.

youdao