%20-%20https://sketchapp.com%20--%3e%3ctitle%3e形状%3c/title%3e%3cdesc%3eCreated%20with%20Sketch.%3c/desc%3e%3cg%20id='页面1'%20stroke='none'%20stroke-width='1'%20fill='none'%20fill-rule='evenodd'%3e%3cg%20id='大兔搜索图片页-英文版'%20transform='translate(-244.000000,%20-22.000000)'%20fill='%23767676'%20fill-rule='nonzero'%3e%3cg%20id='大作顶栏-跟屏'%3e%3cg%20id='搜索框'%20transform='translate(220.000000,%2011.000000)'%3e%3cg%20id='搜索按键'%20transform='translate(24.000000,%2011.000000)'%3e%3cpath%20d='M11.4351058,10.0628931%20L10.7124071,10.0628931%20L10.4562607,9.8158948%20C11.352773,8.77301315%2011.89251,7.41909663%2011.89251,5.946255%20C11.89251,2.66209262%209.23041738,0%205.946255,0%20C2.66209262,0%200,2.66209262%200,5.946255%20C0,9.23041738%202.66209262,11.89251%205.946255,11.89251%20C7.41909663,11.89251%208.77301315,11.352773%209.8158948,10.4562607%20L10.0628931,10.7124071%20L10.0628931,11.4351058%20L14.6369354,16%20L16,14.6369354%20L11.4351058,10.0628931%20Z%20M5.946255,10.0628931%20C3.66838193,10.0628931%201.82961692,8.22412807%201.82961692,5.946255%20C1.82961692,3.66838193%203.66838193,1.82961692%205.946255,1.82961692%20C8.22412807,1.82961692%2010.0628931,3.66838193%2010.0628931,5.946255%20C10.0628931,8.22412807%208.22412807,10.0628931%205.946255,10.0628931%20Z'%20id='形状'%3e%3c/path%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/svg%3e)
%20-%20https://sketchapp.com%20--%3e%3ctitle%3e路径%3c/title%3e%3cdesc%3eCreated%20with%20Sketch.%3c/desc%3e%3cg%20id='页面1'%20stroke='none'%20stroke-width='1'%20fill='%23333333'%3e%3cg%20id='图意搜索2'%20transform='translate(-258.000000,%20-190.000000)'%20fill-rule='nonzero'%3e%3cg%20id='编组-26'%20transform='translate(258.000000,%20186.000000)'%3e%3cg%20id='编组-19'%3e%3cpath%20d='M11.3793501,11%20C11.2184103,11%2011.0575763,10.9353093%2010.9360197,10.8063021%20L6,5.56791848%20L1.06398812,10.8063021%20C0.824070393,11.0609268%200.431064101,11.0650429%200.186257866,10.8154807%20C-0.0585907019,10.5658966%20-0.0625480588,10.157172%200.177411997,9.9025253%20L5.55671586,4.19369791%20C5.67346862,4.0698193%205.83324448,4%206,4%20C6.16676336,4%206.32656037,4.06981928%206.44329198,4.19369791%20L11.8225958,9.9025253%20C12.0625559,10.157172%2012.0585774,10.5658966%2011.81375,10.8154807%20C11.6929552,10.938611%2011.5360997,11%2011.3793501,11%20Z'%20id='路径'%20transform='translate(6.000000,%207.500000)%20scale(1,%20-1)%20translate(-6.000000,%20-7.500000)%20'%3e%3c/path%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/svg%3e)
Quick answer：River channel stepwaterfall landscape refers to a natural or人工constructed feature in river valleys where the river bed drops suddenly, creating a series of waterfalls or rapids. These landscapes are often valued for their scenic beauty and are popular tourist destinations. They are formed due to geological processes such as erosion, tectonic uplift, and sediment deposition. The study of these landscapes is important in geomorphology and environmental science.
