Ruby refers to these method invocations at the class level as macros.

Ruby在类层次上将这些方法调用引用为宏。

youdao

Sometimes, though, you need to inscribe variation down at the class level.

但有时候需要记下类级别的差异。

youdao

Instances of a class have specific values for the properties defined at the class level.

一个类别的例证具有一个在类别层定义的特定属性值。

youdao

We're not going to talk about those details in the class here; I want you to sort of understand this really at the level that I've described it here.

我们课上不会讨论太多细节,我希望你们的理解能达到,我所讲到的水平就好

耶鲁公开课 - 生物医学工程探索课程节选

But the team's hopes lie across a series of disciplines the nation has chosen to pursue at the world-class level.

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