Her life now depends on these people. 它的生命如今只能指望救援队
The largest irrigation system on Earth 地球上最大的灌溉系统
There is a finite amount of freshwater on Earth... 地球上淡水资源有限
..more than any other lake on Earth. 比地球上任何一处湖泊都多
On dry land, the dogs can run at over 40mph. 在陆地上 非洲野犬能以每小时60公里以上的速度奔驰
Walking on water is not straightforward... 水上行走并非易事