The main command prompt within bash provides both the ability to edit the command line and a history function, remembering individual command lines so that you can execute them again.
bash中的主命令提示符同时提供了编辑命令行的能力和历史记录功能，后者记住各个命令行，以便您能够再次执行它们。
The main command prompt within bash provides both the ability to edit the command line and a history function, remembering individual command lines so that you can execute them again.
bash中的主命令提示符同时提供了编辑命令行的能力和历史记录功能，后者记住各个命令行，以便您能够再次执行它们。
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