My main rule of thumb for element schema order is: Use ordered patterns unless you have specific reason not to.

对于元素的模式顺序，我的基本实践经验是：除非有特殊原因，否则应使用有序范式。

youdao

We can see the structure of the Order (the element) and the two Items (the elements).

我们可以看到订单的结构(元素)及两个条目(元素)。

youdao

Also, when multiple things can occur inside an element, the order of occurrence can be specified or left open, as needed.

另外，当在一个元素中可以出现多个事物时，还可以指定出现的顺序(或按照需要不指定)。

youdao

And if I'm walking down the list, this is probably order of the length of the list s because I'm looking at each element once.

这可能大概就是数组的长度，因为我会遍历数组中的每个元素一次,现在你可能会想，等等，数组已经排好序了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Hmm. Well, wait a minute. If I want to sort a list, I'll take one element, I've got to look at probably a lot of the other elements in the list in order to decide where it goes. And that suggests it's going to depend on how long the list is.

我会取一个元素，然后去查看列表,来决定要把那个元素放到哪里,这就意味着它依赖于列表的长度,对，这没什么说服力，但是事实上。

麻省理工公开课 - 计算机科学及编程导论课程节选

It poses other kinds of difficulty, let's say; but in the case of fiction, in order to be engaged, in order to enter the hermeneutic circle properly, we need the element of surprise, as I say, as a way of distinguishing between fiction and nonfiction.

它的确带来了其它困难，我们可以这样说;,但是在读文学时，为了投入进去，为了合适地进入解释循环，我们需要“惊讶“这个元素，正如我所说，作为区分文学和非文学的一点。

耶鲁公开课 - 文学理论导论课程节选

"They're new to the team and could bring a fearless element to the top of the order, " said paceman Anderson.

BBC: Anderson backs 'fearless' openers Kieswetter and Lumb

"The technology hasn't necessarily been overhyped but there is an element of 3D printer makers over-claiming in order to sell their devices, " he said.

BBC: Has 3D printing in the home been over-hyped?

The Advisory Group shall generally advise the Task Force as requested by the Chair, and shall provide input on each element of the Strategy described in section 5 of this order.

WHITEHOUSE: The White House