RMC variability is an authoring mechanism for defining a new element by referencing an existing one and specifying the differences between them.

RMC可变性是通过引用现有的并指定它们之间的差别来定义新元素的编写机制。

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The element extension mechanism allows namespaces to be designated as extension namespaces.

元素扩展机制允许将名称空间指定为扩展名称空间。

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Basically, RCC is a binding mechanism that matches a non-SVG XML element to an SVG tree.

基本上，RCC是一种绑定机制，把非svg的XML元素匹配到svg树中。

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That is basically saying, given some collection of data, I want to have again a looping mechanism, where now my process is, walk through this, the collection one element at a time. And for that, we have a particular construct, called a FOR loop.

现在我的过程就是,通过一个个访问这个集合中,的元素的方式，来遍历这个集合,为了达到这个目的，我们有一个特定的结构，成为FOR循环。

麻省理工公开课 - 计算机科学及编程导论课程节选

Indeed, an important element of the monetary transmission mechanism works through the asset price channel.

FORBES: Bernanke and the Big Ease: We Happy Few