Oh, and I've been sky diving, cliff diving, rafting on Class V white water, and I was even swept over a waterfall once.

噢，我还参加过高空跳伞、悬崖跳伞、在Class V White河上乘竹筏，我有一次甚至在瀑布上朔溪。

youdao

We draw conclusions as follows:1)Three rivers' water quality exceed V class , serious pollution ;

通过研究得出如下结论：1） “三河”现有水质均劣于V类，均属严重污染；

youdao