英语词汇check sum怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	check sum
释义	check sumn. a digit representing the sum of the digits in a digital signal and transmitted with it as a check against errors (代表数字信号中数字总和并随之发射以)核对错误的数字
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