Mountains and rivers can be moved, but man's nature cannot be moved.

江山易改 本性难移。

More and more of these glacier-fed rivers are merging together and burrowing through the surface.

越来越多源自冰川的流汇集并表层下穿过。

Piranha are native to South American freshwater rivers.

食人鱼是一种原产于美国南部的淡水鱼。

These fossils were deposited in a river system.

这些化石堆积一个流底部的淤泥中。

Volcanoes, large lakes, and quickly flowing rivers traverse the land.

火山、大湖和湍急的流横亘着全岛。

The boys pitched a tent by the river.

男孩子们搭起了帐蓬。

The soil near the river is very fertile.

的土很肥沃。

They happen to be most pronounced in risky habitats, like river valleys or gorges.

它们碰巧成为了或峡险栖息地生活的最广为人知的动物。”

The endless river rolls its waves hour after hour.

不尽长江滚滚来。

They take the form of ponds, streams, rivers, bogs and swamps.

它们以湖泊、流、小溪、沼泽以及湿地的形式存着。

The plants are frostbitten, and the rivers are frozen.

植物都被冻伤，流也结了冰。

One had winter we watched the river creep up the lower meadows.

有一年冬天，天气不好，我们眼看着水浸没了地势较低的草场。

Miraculously, the dove dove into the river to escape the cat.

奇迹般地，鸽子跳进里，拯救了那只猫。

Also at risk are endangered animals like river dolphins.

而像是淡水豚的濒物种境况仍令人堪忧。

Accordingly, their scaly ancestors infest the island's rivers and are the subjects of special veneration.

所以。他们的带鳞甲的祖宗岛上流中大量繁殖，是人们特殊尊敬的对象。

In summer, the rivers no longer flow.

夏天 江已断流。

It flung up momently the sacred river.

迸发出那条神圣的溪。

Rivers really are the arteries of our planet.

流就像我们星球的动脉。

Heavy rains can escalate quickly and turn a light drizzle into a raging river.

暴雨形成及其迅速——刚刚还是毛毛细雨，不一会儿就已经出现湍急的流。

You follow a steep valley looking right down on the river below -- scary!

你会跟这一条很陡峭的山，垂直于底下的，很恐怖！