英语语法分析

Exporting an unsigned application.

导出未签署的应用程序。

I have seen people do that to copies signed and unsigned.

我发现不管书上有作者的签名抑或没有，人们都会这么做。

All these integer types also have corresponding unsigned types.

所有这些整数类型都有相应的无符号数类型。