全球暖化不一定是由人类排放引起，很可能是宇宙星际运动变化的结果，否则难以解释几千万年前的冰川

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Copyright ©1998-2024 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy