复数： savannas
易混淆的单词： Savanna

The longer I atch the savanna elephants .

我睽睽那一些草原象越久。

Adaptation to the savanna was well in place by 1.7 million years ago .

对大草原的适应在170万年前就已经演化妥当。

Because perhaps on so vast savanna .

也许因为在如此辽阔的热带草原上。

The savanna elephant weighs between six and seven tons , roughly double the weight of the forest elephant .

草原象的体重在6吨至7吨间，大约是森林象的2倍。

Other consequences are more obvious . Deforestation of the amazon rain forest disrupts regional cycles of evaporation and condensation , raising the possibility that earth 's lungs could become a savanna .

但有些恶果是显而易见的，亚马逊雨林的森林采伐扰乱了水蒸气蒸发和冷凝的局部循环，使得现在的地球之肺有变成热带草原的危险。