The mountain river is common in the river, which water and sediment movement characteristics are complex.
山区河流形态多变,坡陡流急、泥沙运动以卵石推移质为主,水沙运动规律较为复杂。
参考来源 - 山区河流深槽卵砾石起动规律研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
At a rushing mountain river, the linguists crossed on a bamboo raft and entered the tiny village of Kichang.
语言学家们乘着一艘竹筏沿着迅急的河流从山上一直漂流而下，来到了这个名为Kichan的小山村。
The bears seem to belong in those Rocky Mountain river valleys; the redwoods seem to belong on those coastal hills, and the alligators seem to belong in those plains.
熊似乎就应该在河边峡谷的岩石山里；红木应该在海岸山丘上，而鳄鱼则该呆在大草原。
Often the tattoos were of animals or natural features like a river or a mountain.
通常纹身是动物或自然特征，如河流或山。
Land travelers can look at a mountain,or a river, or an object that shows them where they are in relation to where they came from.
VOA: special.2010.07.14
The town lay on a flat plain at the base of an Allegheny Mountain valley so steep that the hillsides rose straight upward along the Little Connemaugh River.
VOA: standard.2010.04.26
应用推荐