Zhongwen frame (on/off) ⇒
Zhendic, a Chinese (trad.)-Pinyin-English dictionary
based on CEDICT
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圓 周 yuán zhōu : circumference

週 長 zhōu cháng : perimeter; circumference

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Zhendic searched umference as en in 0 s.
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Ressources : Unihan database, Guoyu Cidian, Lindict

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