gotta=have got to必须；不得不
outta=out of

A: I'll catch you later, Connie. I gotta go!
我下次再跟你聊，康妮，我得走了。
B: So soon? Stay for another coffee.
这么快？留下来再喝一杯咖啡吧。
A: Sorry, it's getting late. I'm outta here.
很抱歉，时候不早了，我要走了。
B: Come on, Rich, the night is still young.
别这样嘛，里奇，时候还早呢。
A: No, I really must go. I've got to get up early tomorrow night. I'm off.
不行，我真的得走了。我明天早上得早起呢，我走啦。
B: What about another serving of dessert?
再来一份甜点，如何？
A: That's tempting, but I've eaten so much that I think I am going to explode. And I must give a presentation at college tomorrow. I'll need to get my beauty sleep, or I might drop the ball.
很诱人，不过我已经吃到快爆炸了。而且我明天上课要做报告，我得睡个美容觉，不然我可能会出错。
B: In that case, I guess this really is goodbye. So long, Rich. It's been nice knowing you.
那样的话，我想真的要告别了，再会吧，里奇，能认识你真好。