这可以通过对order操作产生的转换定义条件来实现。

This is implemented by defining conditions on the transitions caused by the order operation.

youdao

可以根据诸如作者、日期或文档类型之类的属性，很方便地定义条件。

The condition can be conveniently defined based on such attributes as Author, Date, or Document Type.

youdao

没有为 Otherwise 元素定义条件，因为它是在前两种情况没有计算为 True 时将采用的路径。

There's no condition to define for the Otherwise element, since it is the path that will be taken if the first two cases do not evaluate to true.

youdao

And that may generalize again and it keeps going until you either get back to Adam and Eve, I guess. I don't think they were born in the US as far as I know, or you find somebody who satisfies that definition or you find that none of your parents actually are in that category.

降低到我的父亲或者母亲,是不是天生的美国公民呢,这个问题可以继续向下分解,你甚至可以追溯到亚当和夏娃的时候,据我所知它们并不是出生在美国的,或者你要么找到一个符合定义的人,要么发现你的父母都不满足条件。

麻省理工公开课 - 计算机科学及编程导论课程节选

Okay what else defines a food? Yes?

还有其他条件来定义食品吗

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Of course, they're all sorts of conditions under which a reaction could be wrong in the lab or outdoors or however, right. But this is the way we're going to define delta H of reaction.

当然，在实验室或室外,之类的环境中，在这些条件下,反应可能出错，但这是我们,要定义反应的△H的方法。

麻省理工公开课 - 热力学与动力学课程节选