选择SHEET2的D4单元格,定义名称:品名引用位置输入:=OFFSET(INDIRECT("sheet1!B"&MATCH(sheet2!C4,Sheet1!A:A,)),,,COUNTIF(Sheet1!A:A,sheet2!C4),)选择D列,设置数据有效性.序列, =品名在E4单元格输入公式=LOOKUP(,0/(C4&D4=Sheet1!$A$3:$A$1000&Sheet1!$B$3:$B$1000),Sheet1!$C$3:$C$1000)下拉填充