名词
中文翻译：操作异常
同义词：
['malfunction', 'malfunction exception']
例句：
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1.The operation was a success, but there was an unexpected malfunction.
手术成功了，但出现了意外的故障。
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2. The engineer made an error during the operation, causing a malfunction.
工程师在操作过程中犯了一个错误，导致故障。
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3. The malfunction caused the system to crash, resulting in a temporary loss of data.
故障导致系统崩溃，造成数据临时丢失。