Support for semantics of the written specification in addition to the schema syntax.

除模式语义之外，还支持已定规范的语义。

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More failing tests could be written for those pieces of code until a reasonable specification begins to take shape.

可以为那些代码片段编写更多的失败测试，直到一个合理的规范开始成形。

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The HTML V5 specification was written using good communication with browser vendors, keeping implementation concerns in mind.

HTML V5 规范的编写保持了和浏览器厂商的深入沟通，始终考虑到实现的问题。

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By the time he was 14, he had co-written the specification for RSS -- originally Rich Site Summary, now Really Simple Syndication -- a Web-publishing technology for delivering syndicated content from frequently updated sites, such as blogs or news websites.

CNN: How Aaron Swartz helped build the Internet