angularjs 合并单元格

<table class="table table-striped">　　<thead>　　　　<tr>　　　　　　<th>国家</th>　　　　　　<th>价格(EUR)</th>　　　　　　<th>价格(CNY)</th>　　　　　　<th>备注</th>　　　　</tr>　　</thead>　　<tbody ng-repeat="x in tableData">　　　　<tr ng-repeat="y in x.list">　　　　　　<td ng-if="$index === 0" rowspan={{x.list.length}}>{{x.cnName}}</td>　　　　　　<td>{{y.eurPrice}}</td>　　　　　　<td>{{y.cnPrice}}</td>　　　　　　<td>{{y.remark}}</td>　　</tbody></table>

$scope.tableData = [　　　　　　　　　　　　　　{cnName:‘aaa‘,list:[ ???????????????????????????{cnPrice: ‘0.22‘,euroPrice:‘0.141‘,remark:‘‘}, ???????????????????????????{cnPrice: ‘0.14‘,euroPrice:‘0.141‘,remark:‘aa‘}, ???????????????????????????{cnPrice: ‘0.35‘,euroPrice:‘0.171‘,remark:‘c‘}, ???????????????????????????{cnPrice: ‘0.67‘,euroPrice:‘0.51‘,remark:‘v‘} ???????????????????????]}, ???????????????????????{cnName:‘bbb‘,list:[ ???????????????????????????{cnPrice: ‘0.22‘,euroPrice:‘0.141‘,remark:‘‘}, ???????????????????????????{cnPrice: ‘0.45‘,euroPrice:‘0.171‘,remark:‘c‘}, ???????????????????????????{cnPrice: ‘0.67‘,euroPrice:‘0.51‘,remark:‘v‘} ???????????????????????]}, ???????????????????????{cnName:‘ccc‘,list:[ ???????????????????????????{cnPrice: ‘0.22‘,euroPrice:‘0.141‘,remark:‘‘}, ???????????????????????????{cnPrice: ‘0.13‘,euroPrice:‘0.141‘,remark:‘aa‘}, ???????????????????????????{cnPrice: ‘0.35‘,euroPrice:‘0.171‘,remark:‘‘}, ???????????????????????????{cnPrice: ‘0.35‘,euroPrice:‘0.171‘,remark:‘‘}, ???????????????????????????{cnPrice: ‘0.67‘,euroPrice:‘0.51‘,remark:‘‘} ???????????????????????]} ???????????????????];