今天考Physics的同學們順利嗎？ 「自由落體從不自由。」 Free falling has never been free. Tags: 0 comments 16 likes 3 shares Share this: 海恩奶油 Hein Cream About author not provided ▼訂閱YouTube看新影片 47474 followers 34769 likes "https://www.youtube.com/channel/UCCiHkDeLmI90nzyOB_QPFsg" View all posts