check digit
Longman Dictionary of Contemporary English 5++LDOCE 5++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 → digit
ˈcheck ˌdigit nounChineseSyllable
on a number the code. the bar of It Business right far
check digit
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.
ˈcheck ˌdigit
noun [countable] technicalthe number on the far right of a bar code. It is used to check that the information on the bar code is correct.