口语材料： Each one, just seven centimetres long, must make a hundred-metre sprint down the beach. From the moment they hatch, theyre driven by an instinctive urge to run to the sea. Few creatures start life with the odds for success s...【详情】
2018-08-31
口语材料： A mob of red river hogs. They have travelled over two miles through the thick undergrowth to get to this fall of fruit. But in the African forest, little comes for free. This feast is a bribe. The hogs will carry the seeds i...【详情】
2018-08-31
She uses special tools, one after another, to get all the honey she can, and in a few minutes, she destroys what took the bees years to build. In the rainforest, nothing is safe. Here in the Congo, there can be as many as 500 trees crammed...【详情】
2018-08-30
Meltwater flows down from the glaciers. And on the lower slopes, all this water supports thick jungle..... remnants of the dense, steamy forests that once dominated the whole of East Africa. But driven by a drying climate beyond the mountai...【详情】
2018-08-30
Theyre over 60 centimetres long, already big enough to be a threat to the smaller inhabitants of the forest. But they are themselves vulnerable. Particularly to other snakes. But this one is their mother. Unusually for snakes, her maternal...【详情】
2018-08-30
Just after we set off, it started raining, then it started hailing. And the idea had been that wed stop here for an hour or two and do some shots . But as you can probably see, theres not a great deal of view. Brilliant shots of rain and ha...【详情】
2018-08-30
wage n.（周）工资 wage freeze n.工资冻结 warehouse n.仓库，货栈 wealth n.财富，资源 wealthy adj.富裕的，丰富的 welfare n.福利 white-collar 白领阶层 white goods n.如冰箱和洗衣机等用在厨房中的产品...【详情】
2018-08-30
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