概念在现实世界中是否存在对应物并不构成真假问题，只构成实虚问题。

Whether a concept in the real world has a corresponding referent does not constitute the question of truth or falsehood, but that of the real or unreal.

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来自加州大学圣迭戈分校的卡迪克•穆拉里达兰和世界银行的万可太实•桑德拉拉曼，在印度安德拉邦的300所国立学校中试验了这个想法。

Two researchers, Karthik Muralidharan of the University of California at San Diego and Venkatesh Sundararaman of the World Bank, tested that idea in 300 state-run schools in Andhra Pradesh in India.

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SL过去几年的成长历程衍生出一个全新的行业，有时也称虚拟实境开发公司(MDCs)，它带领跨国品牌向虚拟世界进军。

Second Life's growth over the last several years spawned an entirely new industry, sometimes called metaverse development companies (MDCs), to shepherd multinational brands into the virtual world.

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So what O'Connor does, is she presents a sense of the world imbued with structure and meaning, but a structure and meaning that looks essentially blank.

所以奥康纳所做的是，呈现一个充满了构架,和实义感的世界，只不过这些构架和实义,看起来完全是空无一物的。

耶鲁公开课 - 1945年后的美国小说课程节选