Sorry,I gotta go

“Sorry i gotta go! Sorry,I gotta go Cuz I gotta go And I gotta goI gotta go I've gotta go中的have gotta 英语翻译i gotta tell,i gotta tell,i gotta tell,i gotta tell,i go 英语翻译I gotta go!I gotta go!I'll ask the teacherfirst.I gotta gotta go I gotta I gotta go my own away歌词带翻译· i've gotta go.中的have什么作用（意义） 英国人会经常说i gotta go吗 Gotta go,guys!gotta 意思是?