checksum
noun [ C ] uk/ˈtʃeksʌm/ us/ˈtʃeksʌm/
检查和（用以校验数据项的和）
a number that is obtained by adding all the numbers in a piece of electronic data, used in order to check that the data is correct
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。