在QTableWidget当中,怎么把下面的1 2 3 4改为汉字,例如名字,年龄
resultBtn = new QLabel(tr("查找结果"));
     resultTableWidget = new QTableWidget(1,4,this);
     nameTableWidgetItem = new QTableWidgetItem(tr("名字"));
     sizeTableWidgetItem = new QTableWidgetItem(tr("大小"));
     timeTableWidgetItem = new QTableWidgetItem(tr("修改时间"));
     permissionTableWidgetItem = new QTableWidgetItem(tr("权限"));
     resultTableWidget->setItem(0,0,nameTableWidgetItem);
     resultTableWidget->setItem(0,1,sizeTableWidgetItem);
     resultTableWidget->setItem(0,2,timeTableWidgetItem);
     resultTableWidget->setItem(0,3,permissionTableWidgetItem);