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单词 check digit
释义  ˈcheck ˌdigit noun [countable] technical  the number on the far right of a bar code. It is used to check that the information on the bar code is correct. 核对数位，校验数位〔条形码上最右边的数字，用于核对条形码信息是否正确〕From Longman Business Dictionarycheck digitˈcheck ˌdigit COMPUTING a number or series of numbers added to the end of a code (=set of numbers or letters) to prevent a computer from making a mistakea unique 5-digit staff number followed by a check digit → digitˈcheck ˌdigit nounChineseSyllable  on a number the code. the bar of It Business right far
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更新时间：2026/10/11 18:46:42