Excuse me. May I interrupt?

　　抱歉，我能打断一下吗?

　　I am very sorry to interrupt, but would you explainthat one more time?

　　我很抱歉打断你的讲话，但是你能再解释一遍吗?

　　If I may interrupt, could you say that again?

　　请允许我打断一下，你能再说一遍吗?

　　Do you mind if I interrupt you for a moment?

　　我打断你一会儿可以吗?

　　Yes, go ahead.

　　好的，请便。

　　Yes, you may.

　　好的，请便。

　　No, I don't mind.

　　不，我不介意。