请在核实有足够的内存后再安装程序。
Please verify that there is sufficient memory available before loading the program.
这种做法类似于房子烧毁后再安装洒水装置。
That is akin to installing sprinklers after the house has burned down.
你应该先从照明工具包入手，然后再安装安全设备。
You could begin with a lighting starter kit and add on security devices later.
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