英语词汇“keystone mask”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	keystone mask
释义	Definition of keystone mask in English: keystone mask noun Architecture A sculpture or relief of a person's face used to decorate a keystone. Origin Mid 19th century; earliest use found in John Timbs (1801–1875), author. Definition of keystone mask in US English: keystone mask noun Architecture A sculpture or relief of a person's face used to decorate a keystone. Origin Mid 19th century; earliest use found in John Timbs (1801–1875), author.
随便看	alphorn alphos alphyl Alpian Alpic Alpigene alpine Alpine anemone Alpine club Alpine fir alpine glacier Alpine hat alpine house Alpine marmot alpine meadow Alpine mouse Alpine rose alpines Alpine speedwell alpine strawberry alpine touring alpine tundra alpinism alpinist alpinist

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Definition of keystone mask in English: