wx.getSetting({
                success(res) {
                    if (res.authSetting['scope.record']) {
                        console.log("开始录音");
                        wx.startRecord()
                    } else {
                        wx.authorize({
                            scope: 'scope.record',
                            success(res) {
                                console.log(res)
                            }
                        })
                    }
                }
            })