这些部分作为模型元素进行归类。

These parts are categorized as model elements.

youdao

因此，它采用树和节点作为模型来存储和处理XML数据。

As such, it USES trees and nodes as its model for storing and processing XML data.

youdao

版本化追踪并控制所有的变更作为模型连续的序列，或者版本。

Versioning: Tracking and controlling all changes as successive generations, or versions, of the models.

youdao

I picked for it two dimensions as the standard way to explain it.

我选取二维的情形作为标准模型来讨论

耶鲁公开课 - 基础物理课程节选

This is by the famous biologist, D'Arcy Thompson, who wrote the book On Growth and Form, and it's sort of the model of many developmental psychologists and many evolutionary psychologists so I'll end with this: "Everything is the way it is because it got that way."

这是著名的生物学家,达西·汤普森所提出的,他写了一本叫做《论生长和形态》的书,这句话也是许多发展心理学家,和进化心理学的理论模型,所以我用这句话来作为结束,"万物如此,皆因其本"

耶鲁公开课 - 心理学导论课程节选