英语词汇“keystone”的读音、翻译、释义、用法及例句-布网

词汇	keystone
释义	keystone n.（名词 noun）【建】(拱门的)拱心石,拱顶石要旨,基本原理 (把许多事物链接起来)起拱门顶石般作用的事物【棒球俚】第二垒
随便看	uncommissioned uncommitted uncommon uncommunicable uncommunicative uncompanionable uncompassionate uncompelling uncompensated uncompetitive uncomplacent uncomplaining uncompleted uncomplicated uncomplimentary uncomplying uncompounded uncomprehended uncomprehending uncomprehensible uncompressed uncompromisable uncompromising uncomputerized virginity

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