Conversation

Notices

1. Embed this notice
   Roy Tam (roytam1@miniwa.moe)'s status on Friday, 29-Mar-2024 00:05:01 JST Roy Tam

   in reply to

   • Vincent Mucid
   @vincentmucid -所以它是怎樣知道這條路是最短的-
   • Embed this notice
     Vincent Mucid (vincentmucid@pawoo.net)'s status on Friday, 29-Mar-2024 00:05:02 JST Vincent Mucid

     光折射的原因解释，今天才知道是光选了一条最短的路这个说法