It has an easy interface, and fits in a pocket: a self-contained program that does not need installation.

它有一个简单接口，适合在口袋里：一个自包含的程序，不需要安装。

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Worms: A self-replicating, self-contained program executes without user intervention. Worms create copies of themselves, and they don't require a host program to infect a system.

蠕虫：一个执行时无需用户介入，自我复制的独立程序。蠕虫创建自身拷贝，并且它们不需要宿主程序来感染系统。

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Contributors may not remove or alter any copyright notices contained within the Program.

贡献者也不可以移除或变更任何包含在程序中的版权声明。

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The hope is this will activate a molecular self-destruct program contained within all cells.

FORBES: Magazine Article

That program contained detailed information on all registered voters, totaling over 12 million citizens.

CENTERFORSECURITYPOLICY: Center For Security Policy

Not all racing information, he pointed out, is contained in the program.

FORBES: Racing 101: Teaching People To Bet