2._____mainlyrefertothosediscoveredinYinDynastyRuins,thatis,charactersinscribedonbonesortortoiseshellsintheShangDynastymorethan____thousandyearsago.
2._____mainlyrefertothosediscoveredinYinDynastyRuins,thatis,charactersinscribedonbonesortortoiseshellsintheShangDynastymorethan____thousandyearsago.
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