现有陆地上的汽车都是靠摩擦力走的

所有跟帖： 

• 靠推力走的那是火箭! -wahaha- ♀ (0 bytes) () 12/20/2009 postreply 03:39:37

• 你的意思是 鱼 也是火箭 -北航新保理英子- ♀ (0 bytes) () 12/20/2009 postreply 07:17:27

• 墨斗鱼是水箭 -old_taoist- ♀ (0 bytes) () 12/20/2009 postreply 13:33:51

• yes, Wacket! -北航新保理英子- ♀ (0 bytes) () 12/20/2009 postreply 14:54:47

• 你有一辆iforce v8 lc对吧 -雨鹤- ♀ (0 bytes) () 12/20/2009 postreply 09:27:57

• I used to have a lc, but I swaped in an iforce v8 truck -北航新保理英子- ♀ (0 bytes) () 12/20/2009 postreply 09:54:09