1. i've really got to go, i'll get back to you when i get the office。
我真的得走了，我进办公室再打给你。
2. sorry, i must end the conversation. there's someone on the other line。
抱歉，我不能再说了。有另一人在线。
3. sorry, i've got to hang up. my wife's waiting for me。
抱歉，我得挂电话了。我老婆在等我。
4. i think i'd better let you go. i'll talk to you later。
我想我应该让你去忙了，我晚点再打给你。
5. i have to get back to work. i'll call you later tonight。
我要回去工作了。我今晚再打给你。
6. shall we continue this later? i've got a call waiting。
我们可不可以晚一点再继续谈？我有插播。
7. it's kind of late. why don't we talk about it tomorrow?
有点晚了。我们何不明天再谈呢？
8. i've got to meet a client right now. can we talk later?
我现在要去见一个客户。我们可以晚一点再谈吗？
9. i won't keep you any longer。
我不耽误你时间了。
10. sorry, it's getting late. can you call again tomorrow morning?
抱歉，时候不早了。你可不可以明天早上再打来？