Zero Laya.Gyroscope.instance.on(Laya.Event.CHANGE,this,this.onDeviceorientation); Laya.Accelerator.instance.on(Laya.Event.CHANGE,this,this.onMotoin); 官网陀螺仪和加速计例子中的上面两句运行时都报 Cannot read property 'instance' of undefined 的错误