等我指部四旋翼返嚟先 畀四旋翼放低轆棍 宜家我會講解 理解物理模型 同現實世界運作規律嘅重要
Let me point to the quadcopter and come back, first put down the rolling stick on the quadrotor, and now I will explain the importance of understanding the physical model and the laws of the real world