就是两个长方形overlap 1/2of their size,然后第三个横放它们上面。
所有跟帖:
• 两个长方形overlap 但不要1/2of their size,然后第三个横放它们上面露出两头。是45个. -itistrue- ♀ (0 bytes) () 11/30/2012 postreply 11:39:56
• 两个长方形overlap 但不要1/2of their size,然后第三个横放它们上面露出两头。是45个. -itistrue- ♀ (0 bytes) () 11/30/2012 postreply 11:39:56