查询词典 optional course

Is returned when the file object is closed. An optional

的出口地位的命令时返回文件对象已关闭。

The use of these codes is optional.

这些编码的使用是可选的。

The clear or opaque pieces surround an acrylic diffuser, which can be fitted with an optional color filter.

透明的或不透明碎块环绕着丙烯酸扩散，它可以安装一个可选的彩色滤光片。

This step is optional and may be skipped if you do not want to colorize the image .

这一步是可选的，并可能会略过，如果你不想 colorize 的形象。

Recently, changed a new teacher, say not to write Zhou Ji, write essay, essay is more optional, formal content is coltish, the word grows, without the word short.

最近，换了个新老师，说不写周记了，写随笔吧，随笔较随意，形式内容都不受拘束，有话则长，无话则短。

An optional remote camera controller is available for controlling DVRs and the company's combination dome cameras.

一个可选远程摄像控制器能控制多个DVR和公司的一体化球机。

The comma between the name and key is optional, you can use a space instead if you wish.

用户名和密匙之间的逗号是可选的，你可以使用一个空格代替如果你想的话。

They do not take into account optional equipment, vehicle condition or the number of kilometres driven.

它没有考虑附加的设备，车本身的状况以及实际公里数。

This is optional, and is not part of the standard Condor binary distribution.

不过这是可选方案，并非Condor发布的标准配置。

At the same time, the conversion to common digital signature could be realized. The right assigned to the consigner or designated confirmer could be recalled as an optional scheme for the security and commonality problem.

通过对委托人、指定证实人的权限进行管理，实现了与普通数字签名的相互转换，解决了算法的安全性及通用性问题。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。