英语词汇“invariance of cost”的翻译、意思、用法、释义-英汉汉英双解词典

单词	invariance of cost
释义	invariance of cost 价值的不变性
随便看	How old is he then? How old is his wife How old is his wife? How old is John? He is one year old How old is Li Ning How old is Li Ning? howold is she HowOld is She? How old is she How old is she? how old is she-seventy odd how old is she-seventy odd? How old is the flat How old is the flat? How old is this factory How old is this factory,Mr Moro? how old is this tower how old is this tower? how old is this wardrobe how old is this wardrobe? how old is your battery how old is your battery? how old is your child How old is your child? how old is your daughter