You know so much about the city. You must have been there.

Back then, only a few natives could have been there to see it land.

然而却仅有几个当地人曾亲眼目睹它的坠落.

Then you have been much juster to us than we have been to you.

那么,你很对得住我们,我们却待你太坏了.

Once we laid down the challenge, our next move should have been to follow it up.

我们一旦接受了挑战, 下一步的行动就应该紧紧跟上.

Of course, we have been to the monster church of St. Peter, frequently.

不用说, 我们常到巍峨的圣彼得教堂.

Both children have been to Greece.

两个孩子都去过希腊.

I shall never forget how kind you have been to me, Smirke.

我永远不会忘记你待我的那些好处, 斯默克.

I have been to New York, too.

我也到过纽约.

I have been to see John.

我去看过约翰了.

He may have been to some of those places.

那些地方他也许去过一些。

There have been some problems but basically it's a good system.

虽然出现过一些问题，但这基本上仍不失为一个好系统。

His family have been a very positive influence on him.

他的家庭对他有十分良好的影响。

There have been many changes in recent years.

近几年发生了许多变化。

If Business Space has not been installed, follow the steps to install it.

如果没有安装业务空间，则按以下步骤安装它。

The tasks cannot be transferred because outlook has not been installed on your computer.

无法输入任务，原因是您的计算机上没有安装outlook。

If the unified messaging language pack has not been installed, the e-mail message will be illogical and incoherent when it is read back to the user.

如果尚未安装统一消息语言包，则在向用户朗读电子邮件时，邮件内容将不合逻辑且不连贯。

The selected driver has not been installed. To add this driver, click Apply or OK.

未安装所选驱动程序。要添加这个驱动程序，请单击应用或确定。

The high encryption pack has not been installed on this machine.

高度加密包还没有安装在该机器上。

The specified log file type has not been installed on this system.

指定的日志文件类型尚未安装在这个系统上。

Amniotic membrane grafting in reconstruction of canaliculus lacrimalis

羊膜移植在泪小管重建术中的临床应用

Use of kept needle in vein on traumatic canaliculus lacrimalis lacera-stomia

静脉留置针软管在外伤性泪小管断裂吻合术中的应用