At first, people recorded actual wheat and wool or whatever, but eventually people started recording all their debts in standardized units of account.

起初，人们记录了实际的小麦和羊毛之类的东西，但最终人们开始以标准化的记账单位记录他们所有的债务。

A " car length" is not a standardized unit of measure.

" 车身长" 不是个标准化的度量单位。