这是奥兹系列的第一部，比那部经典电影包含多得多的内容，例如与丑陋的锤头的偶遇和铁皮人的由来。

This is the first in a series of Oz books, containing much more material than the classic film such as an encounter with the monstrous Hammerheads and the origin of the Tin Man.

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对老年人的歧视由来已久。

Discrimination against older people has a long history.

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创始人特意将项目的重点围绕在光上——这也是其名称中“视觉研究”的由来。

The founders deliberately focused their projects around light—hence the 'visual studies' in the name.

youdao

Another example. This captured my imagination-- when I was a kid, my dad told me about the invention of the chess game-- some of you know the story.

另一个例子，这个例子捕获了我的想象力-,在我小时，父亲给我讲象棋游戏的由来-,有些人可能知道这个故事。

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