...每年被大坝拦截住的垃圾有20万立方米垃圾———相当于80个奥运会游泳池的容量...?
...每年被大坝拦截住的垃圾有20万立方米垃圾———相当于80个奥运会游泳池的容量...?
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