“copy” What does it mean?Do you understand?

“copy” What does it mean?Do you understand? What does it mean ah?Really do not understand what do you mean?I do not understand it! Do you understand what i mean? What do you mean ( ) It 应该是Do you know what does is mean.还是Do you know what it means what does "just do it" mean? Do you know what does whore mean? sorry ,do not understand what do you mean what does it mean to you? You totally do not understand what I mean do you understand what l mean by doing this