the

9806 篇文章
This river has cut the world's longest canyon system -
Walden 21
•
19 0 3

This river has cut the world's longest canyon system - 这条河冲蚀出了世界上最长的峡谷系

cut river canyon system world's longest has the this
As rivers leave the mountains behind,
Walden 21
•
19 0 4

As rivers leave the mountains behind, 河流离开山区之后

rivers leave mountains behind as the
The Grand Canyon.
Walden 21
•
19 0 2

The Grand Canyon. 这就是大峡谷

grand canyon the
Driven by gravity, they're the most erosive forces on the planet.
Walden 21
•
19 0 4

Driven by gravity, they're the most erosive forces on the planet. 它们借助地心引力 成为地球上最大的侵蚀力量

gravity driven erosive forces most they're the by planet on
For the past 5 million years
Walden 21
•
19 0 3

For the past 5 million years 在过去的500万年中

past million for the years
Arizona's Colorado river has eaten away at the desert's sandstone
Walden 21
•
19 0 4

Arizona's Colorado river has eaten away at the desert's sandstone 亚利桑那州的科罗拉多河 冲走了大量沙石

desert's river colorado arizona's sandstone at eaten has away the
The annual arrival of spawning salmon
Walden 21
•
19 0 3

The annual arrival of spawning salmon 鲑鱼每年都会到河里产卵

spawning salmon annual arrival of the
Although relatively lifeless, the power of the upland rivers to shape the landscape
Walden 21
•
19 0 6

Although relatively lifeless, the power of the upland rivers to shape the landscape 尽管高山河流的生物量相对较少 它们却有能力改变地形

shape upland relatively rivers lifeless although power landscape of the to
and the cubs have lots to learn.
Walden 21
•
19 0 4

and the cubs have lots to learn. 熊崽们还要很多东西要学

learn lots cubs have the to and
The salmon have arrived.
Walden 21
•
19 0 1

The salmon have arrived. 鲑鱼来了

salmon arrived have the