不就是平均水平嗎?要知道中國人均壽命高於世界平均水平
所有跟帖:
• 享受特供的中國人均壽命高於世界平均水平。 -tzbcwbc- ♂ (0 bytes) () 11/02/2013 postreply 22:34:23
• 享受特供的中國人均壽命高於世界平均水平。 -tzbcwbc- ♂ (0 bytes) () 11/02/2013 postreply 22:34:23
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