4tvb now,tvbnow,bttvb% o# Y/ P" l2 I0 }$ R
5 fingers with 4 gaps,公仔箱論壇& k& R* g" M# ?- ~6 g7 L9 q
So, half of 5 fingers is 2 gaps (3 fingers) u* L) Y- V; }1 D
Then 10 fingers is 9 gaps
3 @$ \- M& i# xAnd so, one-third of 10 fingers is 3 gaps (4 fingers) |