Why express parent-child relationships between elements?

为什么要表达元素之间的父子关系呢？

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Relationships or connections between elements using edges

使用 Edges 的元素之间的关系和联系

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Why ignore the distinction between elements and attributes?

为何要忽略元数和属性之间的差别呢？

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The story in Exodus has high drama, and lots of folkloric elements including this contest between Moses and Aaron on the one hand and the magicians of Egypt on the other hand.

出埃及记》中的故事很有戏剧性，有很多民间传说的元素,由摩西和亚伦之间的较量,以及与埃及巫师的争斗。

耶鲁公开课 - 旧约导论课程节选

And, this is the difference in electronegativity between the two elements, all right?

就是在两个元素之间的,电负性的差别？

麻省理工公开课 - 固态化学导论课程节选

Now if you read in the book, you read about where this figure is shown in the book, you can understand more about why these structures line up in the right way so that the right molecular elements are together to form hydrogen bonding pairs between them.

如果你预习过课本,课本中有关于这些详细的描述,你可以更深刻的理解,为什么这些结构是采用这种连接方式,以使对应的分子部分靠近,并形成氢键连接

耶鲁公开课 - 生物医学工程探索课程节选

This analysis, he said, can uncover links between elements that would otherwise go unnoticed.

BBC: The future of fighting fraud

The recent violence comes amid media speculation that there have been peace talks between elements of the Taliban and the Pakistani government.

BBC: Abducted Pakistan paramilitary troops found shot dead

The president of Libya's parliament, Mohammed al-Magarief, asserted that U.S. intelligence had intercepted communications between elements of AQIM and Ansar al-Sharia, a group widely blamed for playing a part in the attack.

CNN: Phone call links Benghazi attack to al Qaeda commander