六年以来我们都是密切的好友。

So for about six years we were close friends.

youdao

是大约六年以来最多的。

That is the most it has been for about six years.

youdao

网站成立以来的整整六年中，每个最后投入生产的设计都被抢购一空。

Since the site launched six years ago, every design printed has sold out.

youdao

自从我在这儿工作以来已经有六年了。

It is six years since I began to work here.

youdao

你知道，自从我们上次见面以来已经有六年了。

It has been six years since we last saw each other, you know.

youdao

你知道，自从我们上次见面以来已经有六年了。

It has been six years since we last saw each other, you know.

youdao