command not found 怎么办

command not found 怎么办 command not found怎么办 command not found怎么办 command not found怎么办 command not found怎么办 当出现提示语句：“command not found”, 英语翻译Bad command or file nameFile not found 我在linux中运行 #php test.php之后出现-bash:php:command not found谁知道怎么解决呢? 在centos6.0中执行man 出现 -bash:man:command not found 是什么原因,应如何解决? Is not fit to command others that cannot command himself 这句话怎么翻译? file or command not make:command not foundubuntu make:command not 404 not found 怎么解决 404 not found怎么解决 +file+not+found怎么解决 +file+not+found怎么解决 +file+not+found怎么解决