Every year, a further 50,000 square miles of grass and farmland 每年都有近十三万平方公里的草地和农田
one of the last remaining water holes for miles. 方圆几公里内仅存的水塘边
60 miles away, in the heart of the desert, 离水坑九十六公里远的沙漠中心
Animals have come here from many miles around. 动物长途跋涉来到这里
This one extends over 200 square miles 这个蝗群遍布五百一十八平方公里
Once airborne, the locusts can travel over 60 miles a day 一旦上天 蝗虫每天可以飞行九十六公里
Three days and 100 miles later, and still no kill. 三天里它们走了一百六十一公里 仍然一无所获