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 variable correct, which helps you correct invalid command usage.
自动纠正无效的命令用法。
虽然大多数指南都不推荐此种用法，但拿得出的依据只是一项证明其为无效的研究。
Most guidelines recommend against their use for this condition, but this advice is based on one study that showed no effect.
虽然大多数指南都不推荐此种用法，但拿得出的依据只是一项证明其为无效的研究。
Most guidelines recommend against their use for this condition, but this advice is based on one study that showed no effect.
应用推荐