虽然这样做的优势是每段数据都有一个惟一真实的版本，但这为以后的修改带来不便。

While this provides the advantage of having a single point of truth for each piece of data, it makes it rigid and difficult to modify at a later stage if required.

youdao

虽然这样做的优势是每段数据都有一个惟一真实的版本，但这为以后的修改带来不便。

While this provides the advantage of having a single point of truth for each piece of data, it makes it rigid and difficult to modify at a later stage if required.

youdao