GPGCOCA²⁸⁰¹³⁶⁺⁵BNC⁵⁹¹⁵⁵ 基本例句 n.每加仑格令数¹⁰⁰ Most software repositories use a GPG key to digitally sign the files they provide, which makes it easy to check that the files have not been tampered with since their creation. 大多数软件仓库使用 GPG来对它们提供的软件进行数字签名，这使得检测文件自创建后有没有被篡改变得很容易。 launchpad