tcsh
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例句
Tcsh provides the built-in shell variable watch, which makes it easy to view who is logging in and out of the system.
tcsh提供了内置shell变量watch，可以通过它查看正在使用系统的用户。
The next few sections describe some of the most useful features tcsh provides through shell built-ins.
下面几节讨论tcsh通过shell内置变量提供的一些最有用的特性。
Tcsh is a widely available shell that most likely is not installed on your computer but is available from your YUM repository.
Tcsh是一个广泛使用的shell命令，该命令有可能未安装在您的计算机中，但是可以从YUM资源库中获得。
Thus, it makes sense to have tcsh as the login shell of choice in a secure environment.
因此，在安全环境中选择tcsh作为登录shell是有意义的。
Tcsh defines a shell variable rmstar; when turned on, it provides the user with a prompt that requests confirmation of the user's action.
tcsh定义了一个shell变量rmstar；如果打开这个变量，在用户执行操作时会显示提示，要求用户确认操作。
It has tab-key completion of filenames (csh uses the Esc key), and it lets you switchto the directory you were last in with cd -.
tcsh使用tab键补全文件名（csh使用Esc键），并使用cd-让你切换到上一次所在的目录。
Tcsh has a great feature that lets you perform such periodic execution of events with ease.
tcsh的一个出色特性使我们能够轻松地定期执行特定的命令。
Tcsh provides the built-in variable correct, which helps you correct invalid command usage.
tcsh提供内置变量correct，这有助于纠正无效的命令用法。
Tcsh provides the built-in command log, which lists the terminals affected by watch variables and who's using them (see Listing 9).
tcsh还提供内置命令log，这个命令列出受watch变量影响的终端以及正在使用它们的用户（见清单9）。
Tcsh defines the prompt built-in shell variable, which you can use to customize shell prompts.
tcsh定义了prompt内置shell变量，可以通过这个变量定制shell提示。
The shell variable printexitvalue is a useful feature of tcsh that immensely aids script debugging.
shell变量printexitvalue是一个很有用的tcsh特性，它对脚本调试非常有帮助。
This article has focused mainly on the variables that are unique to tcsh.
本文主要介绍tcsh特有的变量。
If tcsh isn't the login shell, the user exits to the previous shell, which isn't much help.
如果tcsh不是登录shell，用户就退出到以前的shell（这对安全帮助不大）。
It will also read the . login file in your home directory and the . cshrc file as well, unless you provide a . tcshrc file.
tcsh同样会读取你的home目录下的.login文件，除非你提供了一个.tcshrc文件，它还会读取.csh文件。
Use rehash and which tcsh (assuming you are installing tcsh) to make sure it got installed.
假设你正在安装tcsh，使用rehash和whichtcsh确定它已被安装。
If this alias is set, then tcsh executes the command that cmdcwd was aliased to after switching to a new folder.
如果已设置这个别名，那么在切换到新文件夹之后tcsh会执行cmdcwd映射到的命令。
Use the chsh command to change your shell to tcsh permanently, or type tcsh at the prompt to change your shell without logging in again.
使用chsh命令永久的将你的shell换为tcsh，或者在命令提示符处键入tcsh改变你的shell，而不需要再次登陆系统。
Tcsh provides a gamut of shell variables and aliases, in addition to supporting those that csh supplies.
除了支持csh提供的shell变量之外，tcsh还提供了大量shell变量和别名。
Note that periodic is aliased to the script checkdiskusage, which checks for disk usage and is run by tcsh every 10 minutes.
注意，periodic映射到脚本checkdiskusage，这个脚本检查磁盘使用量，tcsh每10分钟运行它一次。
All commands and scripts described in this article have been tested with tcsh 6. 15 (see the Resources section).
本文描述的所有命令和脚本都用tcsh6.15测试过（参见参考资料）。
The savehist variable asks tcsh to store the user's last N commands on the shell prompt.
savehist变量让tcsh存储用户在shell提示上输入的最后N个命令。
The tcsh (pronounced tee-see-shell) can do exactly that.
Tcsh（发音为tee-see-shell）恰好可以完成该工作。
Now that you have installed tcsh, you can adjust your prompt.
现在你已经安装了tcsh，可以调整命令提示符了。
Use the yum command to remove tcsh.
使用yum命令卸载tcsh。
You can solve this problem using the tcsh autologout variable.
可以用tcshautologout变量解决这个问题。
The csh shell is okay, but tcsh doeseverything csh does and more.
csh是足够使用的，但是tcsh可以比csh做更多的事情。
For example, if you want to invoke perl and have typed in prl, tcsh lets you correct it.
例如，如果希望调用perl，但是输入的是prl，tcsh会提示您纠正它。
Determine whether tcsh is available within an enabled YUM repository on your computer
确定tcsh在已启用YUM资源库的计算机上是否可用
Enhanced security in tcsh: Monitor everyone who's using the system
改进tcsh的安全性：监视正在使用系统的每个用户
As in exercise 3, remove the software to manage disk space and prevent the need for any future updates to tcsh
同练习3一样，卸载软件以管理磁盘空间并阻止tcsh将来的任何更新要求
Determine the dependencies, if any, that tcsh will require
确定tcsh需要的依赖软件，如果有的话
This is shown in the following TCSH loop
下面是TCSH脚本中的循环
