how come some parts inside one's body is useless?
阑尾无用, a very pre-mature conclusion
even nail, hair has its usage...
how come some parts inside one's body is useless?
how come some parts inside one's body is useless?
所有跟帖:
• 我完全同意,人类的科学探索之路还任重道远着呢,现在太多未知了。 -爱在深深秋- ♂ (0 bytes) () 12/08/2008 postreply 17:57:23