makes it our planet's greatest architect. 使其成为地球上最伟大的建筑师
..by the planet's most efficient hunters. 被地球上最高效的捕猎者捷足先登
One of the planet's most important breeding sites 对于一种特别珍贵的物种来说
we ascend into the planet's high mountains 我们会到地球的高山
Our planet's continents are fringed by shallow seas. 我们陆地的边缘都是浅海域
This is our planet's hothouse. The jungle. 这是我们地球上的温室-丛林
one of the planet's great migrations is underway. 地球上规模最大的迁徙大军正浩浩荡荡地行进着
This is our planet's final frontier, 这里是地球上最后的边缘地带
The planet's indisputable super-river is the Amazon. 地球上的超级大河 毫无疑问就是亚马逊河
400 miles long and over a mile deep, Baikal contains one fifth of all the fresh water found in our planet's lakes and rivers. 贝加尔湖长400英里 深度超过1英里 其中淡水储量占到了全球江河湖泊淡水总量的1/5