找到问题了，配置微信分享时，把图片质量变成“w_120”了 [图片]  wx.updateAppMessageShareData({       title: dataForWeixin.title,       desc: dataForWeixin.description,       link: data.url,       imgUrl: dataForWeixin.share_image += '?x-oss-process=image/resize,w_120',       trigger: function trigger (res) { },       success: function success (res) {         console.log('已分享');       },       cancel: function cancel (res) {         console.log('已取消');       },       fail: function fail (res) {         console.log('进来了');       }     });