munging
noun [ U ] computing specialized uk/ˈmʌŋ.ɪŋ/ us/ˈmʌŋ.ɪŋ/
（数据）转换，清理
the process of changing data into another format (= arrangement) so that it can be used or processed
data munging 数据转换
A lot of munging has to take place to get the data from one schema into another. 把数据从一种模式变为另一种模式需要大量的数据转换工作。