For row change timestamp columns only, if the column is defined with the IMPLICITLY HIDDEN attribute, then it is not externalized when there is an implicit reference to the columns of the table.

对于行修改时间戳列(只针对这种列)，如果该列使用IMPLICITLY hidden属性定义，那么当对表列进行隐式引用时，不会对该列执行外部化。

youdao

When software releases often, and there are no real bugs that are "hidden," then you've got an ever-evolving code base.

如果软件发布频繁且其中没有隐藏任何真正的 bug，那么就有了一个不断进化的基础代码。

youdao

First the content is not there, and then, later on, it is said to have been there all along (hidden in there, somewhere).

首先，内容并不在那里，然后，再说它们其实一直在那(藏在某处)。

youdao

He was the guy who found the hidden valley of his own dreams 25 years ago and decided then and there to create a model of salmon fishing for all of Ireland with big house jeraboms of laughter by night over fine wine.

FORBES: Salmon Or Cognac, The Temptations of An Idyllic Refuge in Connemara