为什么说是“take french leave”?这句英语又是何意?

为什么说是“take french leave”?这句英语又是何意? Take a French LE PETIT PRINCE IN FRENCH THE LITTLE PRINCE怎么样 LE THEATRE ET SON DOUBLE FRENCH EDITION怎么样 UN BARRAGE CONTRE LE PACIFIQUE FOLIO FRENCH EDITION怎么样 LE SCAPHANDRE ET LE PAPILLON FRENCH ORIGINAL OF THE DIVING BELL AND THE BUTTERFLY FRENCH EDITION怎 LE PETIT PRINCE FRENCH LANGUAGE EDITION THE LITTLE PRINCE FRENCH EDITION怎么样 在新概念英语第一册的精讲视频里,曾说过：“take French leave”是擅自离开的意思,我感到奇怪,为什么说：“take French leave是擅自离开的意思? 1:french lavender calming body wash lave-corps2:french lavender moisturising body balm lotion pour les mains et le corps French French, french take the French leave的意思我看到前面的答案都是take French leave,我想问一下take the French leave是什么意思,应该是有区别的吧. she is french 为什么不是 she is a french? He is French中的French前为什么没有冠词 I am French.中French前为什么不加a? French frise的French是什么意思?什么来历?为什么? personal remark；take french leave;a fat a fat chance