The body of (an) animal is like a mahcine such as an train engine.
oxygen gas
a digestive tract, which intakes and absort (absorbs) foods, organs which discharges waists
and legs or wings on (with) which the aninmal move(s).
The body of (an) animal is like a mahcine such as an train engine.
oxygen gas
a digestive tract, which intakes and absort (absorbs) foods, organs which discharges waists
and legs or wings on (with) which the aninmal move(s).
• discharge waist???哈哈,愚教授,樂死我!!! -beautifulwind- ♀ (0 bytes) () 08/10/2011 postreply 23:44:18
• 還不是的i999的pp害的。 -EnLearner- ♀ (99 bytes) () 08/11/2011 postreply 00:02:31
• LOL. -EnLearner- ♀ (226 bytes) () 08/10/2011 postreply 23:59:38