世界上的動物都不洗牙,為何人類獨獨需要?
所有跟帖:
• 你又如何知道動物的牙痛和痛苦? -cyberbug- ♂ (0 bytes) () 02/16/2015 postreply 14:02:58
• 你又如何知道動物的牙痛和痛苦? -cyberbug- ♂ (0 bytes) () 02/16/2015 postreply 14:02:58
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