英语词汇“keystone”的意思、释义、用法及双语翻译-时代网

词汇	keystone
释义	noun Changes to the welfare system are the keystone of the government’s reforms.
随便看	pretty as a picture prettying prettyish pretty much pretty near pretty-near prettynear pretty nearly pretty well pretty well/much pretzel pretzeled pretzeling pretzels prevail prevailed prevailing prevailing prevailingly prevailing wind prevail on prevail on sb prevail on somebody prevail on/upon somebody prevails 技术作物技术含量技术员技术学校技术密集产业技术密集型技术市场技术性技术改造技术改革技术科学技术编辑技术装备技术革命技术革新技校技法技痒技穷技能技艺技高一筹抃抄抄件

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