y7iyjghjg
幼苗
共回答了13个问题采纳率：84.6% 举报
Due to the changes of the natural environment, the drop in the water level, water quality deterioration, river's lake deposition, reduce the amount to the dolphins breeding and growth brought the threat
O(∩_∩)O谢谢,有可能有错误,请谅解
1年前
9
赞
