這是利用USB隨行燈設(shè)計的一套簡易月相教學(xué)工具,列印8顆月球裝好USB燈後後,請學(xué)生站在中間,就可以讓他觀察到月相變化。 This is a set of simple moon phase teaching tools designed with USB accompanying lights. After printing 8 moo with USB lights italled, ask the student to stand in the middle so that he can observe the moon phase changes.