inch 沒用錯,是周長和直徑的渾肴
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• 是的,想象一下直徑28英寸的籃球有多大,哈 -愚翁- ♂ (0 bytes) () 12/14/2014 postreply 19:05:55
• 是的,想象一下直徑28英寸的籃球有多大,哈 -愚翁- ♂ (0 bytes) () 12/14/2014 postreply 19:05:55
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