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

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

Results It is showed that EGFR mainly localized in the airway surface epithelium during the pseudoglandular stage, and reached the peaks at canalicular period.

结果胎肺假腺期，EGFR的表达主要定位于支气管呼吸道上皮，小管期EGFR阳性反应达到最高峰。

And at this time, the lung tissue of embryo begin to enter canalicular period.

此时胚胎肺的组织发育开始进入小管期；

A wild days-old Canada goose gosling looks for food in a flowery field near a pond in Roseburg, Ore.

一种野生天大的加拿大鹅雏鹅寻找食物，一花场附近的一个罗斯堡，美国俄勒冈州池塘。