A system shutdown caused by a hardware or software malfunction.

由硬件、软件故障导致系统的关闭。

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A system shutdown caused by a hardware or software malfunction.

由硬件、软件故障致使系统的关闭。

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In software, a bug is an error in coding or logic that causes a program to malfunction or to produce incorrect results.

在软件中，错误是指导致程序发生故障或产生不正确结果的编码或逻辑错误。

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Saturday's failure was caused by a software malfunction, while the error earlier in the month, which caused the system to shut down for 20 minutes, was caused by incorrect input by an adjoining air traffic control center.

CNN: Software glitch delays London flights

That means that as well as adding or changing the rules, anyone with the necessary programming skill can modify the software to correct any bugs that may make the machine malfunction.

BBC: Flipping heck: Is pinball about to stage a recovery?