cash security中文

保險證

• cash:    n. 〔sing., pl. 〕(印 ...
• security:    n. 1.安全(感)；安穩；穩妥；平 ...
• by cash:    現金

例句與用法

1. At last , do research in the hash technology used in the digital cash , indicating that the hash technology is an effective way to guarantee the digital cash security
   最后研究了電子現金中使用的hash技術，說明了hash技術是保證電子現金安全的有效措施。