纵观全球，都是越穷的地方出生率越高，人口结构越年轻。。。赫赫。。跟你的论据/结论恰恰相反。。。
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy
