| 单词 | 祖率 |
| 释义 | 祖率祖率[zǔ lǜ]1.■{数} the approximate ratio of the circumference of a circle to its diameter as calculated by Zu Chongzhi (祖冲之 A.D. 429-500), i.e. between 3.1415926 and 3.1415927 |
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