单词	horseshoe arch
释义	horseshoe arch noun : an arch having an intrados that widens above the springing before narrowing to a rounded or pointed crown see arch illustration Word History First Known Use 1797, in the meaning defined above
随便看	postracial postrecession postrecord postreduction postremogeniture postresurrection postresurrections postretirement postrevolutionary postrider postriders postriot postromantic postrorse posts posts up postscapula postscapular postsceniums postscore postscript postscripta postscripts postscriptum postscutellar

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