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general::
Phrase(s): Could you excuse us, please? [and] Can you excuse us, please?; Would you excuse us, please?; Will you excuse us, please?
We must leave. I hope you will forgive us. (A polite way of announcing a departure.) • Bill: Could you excuse us, please? We simply must rush off. Alice: So sorry you have to go. Come back when you can stay longer.
McGrawhill's American Idioms And Phrasal Verbs