“圆周率”的概念、定义、翻译、参考文献-科学参考

单词	圆周率
释义	圆周率 Encyclopedia 理学〔术语和基本概念条目〕释 ratio of the circumference of a circle to its diameter圆周率欧几里得平面上圆周与直径的长度之比。 Mathematics ＞拓扑学与几何学＞初等几何学＞释义 number π; ratio of the circumference of a circle to its diameter圆周率 number π圆周率^† piπ，圆周率
随便看	back substitution back-substitution back-substitution process back surface backswept back-testing backthrust back titration Back to 1942 back to back Back to Back, Face to Face Back to Country Life Back to Methuselah Back to Spring Back to The Future Back to the Origin of Poetry backtracking backtracking line search Backtracking Organization Backtracking Search backtracking strategy search backup backup and recovery back-up battery back-up boar

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