slip up
失误,出差错
例句与用法:
He slipped up in his calculation and failed in the examination.
他计算出了错,这次考试未能及格。
I slip up and give you the wrong phone number.
我粗心大意给错了你电话号码。
犯错误
We must have slipped up somewhere.
我们准是哪儿出了错。