legend: {left: "5%",bottom: "10%",orient: 'vertical',},

完整代码

option = {tooltip: {trigger: 'item'},legend: {left: "5%",bottom: "10%",orient: 'vertical',},// legend: [// {// 	x: 'left',// 	left:"5%",// 	bottom: '90',// 	data: ['Search Engine']// },{// 	x: 'left',// 	left:"5%",// 	bottom: '70',// 	data: ['Direct']// },// {// 	x: 'left',// 	left:"5%",// 	bottom: '50',// 	data: ['Email']// },// {// 	x: 'left',// 	left:"5%",// 	bottom: '30',// 	data: ['Union Ads']// },// {// 	x: 'left',// 	left:"5%",// 	bottom: '10',// 	data: ['Video Ads']// },// ],series: [{name: 'Access From',type: 'pie',radius: ['40%', '70%'],avoidLabelOverlap: false,label: {show: false,position: 'center'},emphasis: {label: {show: true,fontSize: 40,fontWeight: 'bold'}},labelLine: {show: false},data: [{ value: 1048, name: 'Search Engine' },{ value: 735, name: 'Direct' },{ value: 580, name: 'Email' },{ value: 484, name: 'Union Ads' },{ value: 300, name: 'Video Ads' }]}]
};