Water is the “life blood” of our Earth. 水是地球的“生命线”。
It is in every living thing. 它存在于每一个生物。
It is in the air. 它存在于空气中。
It runs through mountains and valleys. 它穿过山脉和山谷。
It forms lakes and sea. 它形成湖泊和海洋。
Nature has a great water system. 大自然有一个很大的水系统。
Rainwater finds its way to rivers and lakes. 雨水会汇集入河流和湖泊。
River water runs into the sea. 河水流入大海。
At the mouths of the rivers, fresh water joins the salt water of the sea.
在河口处,淡水与海水汇合。
Here at the mouth of a river, there is a lot of important plants and animal lives. 在这里的河口,有许多重要的动植物。
But pollution destroys the life. 但是污染破坏了他们的生命。
We have to clean our rivers. 我们必须清理我们的河流。
Man has to work with nature, not against it.
人必须与自然合作,而不是与自然作对。