This product cannot be completely made by machine.The products made by machine are very rough, we have to hand polished them one by one, and this will require huge handwork.

• 这个产品不能全部使用机器来生产.；因为只机器生产的产品非常粗糙；我们还要逐个进行手工打磨；这将需要大量的纯手工劳动