- Now they are at their most voracious...
现在到了食欲最旺盛的时候 - and with wings, they can take to the skies.
有了翅膀 它们就能飞行 - 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 - in their search for new feeding grounds.
去寻找新的觅食区 - A super swarm of this scale may only appear once in a decade.
如此大规模的超级蝗群也许十年才出现一次 - This one extends over 200 square miles
这个蝗群遍布五百一十八平方公里 - and contains several billion individuals.
共有数十亿只蝗虫
in their search for new feeding grounds. 去寻找新的觅食区
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