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There is a thing that nothing is
There is a thing that nothing is, And yet it has a name; It's sometimes tall And sometimes short, It tumbles if we fall. It joins our sport, And plays at every game.
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答案shadow
解析影子
浏览 1292
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考考好友
默认不带谜底。链接卡片仍是这道题的网页简介。