out是缩略词? Gotta e.g. : I gotta go --> I've got to go 'Em e.g. : Send all at once or spread 'em out --> Send all at once or spread them out Lemme e.g. : Lemme tell you this --> Let me tell you this Y'all e.g. : Damn y'all --> Damn ya' all --> Damn you all Dunno e.g. : I dunno what you mean --> I don't know what you mean Whatcha e.g. : Whatcha gonna do --> What are you going to do