精选优质文档-倾情为你奉上颜涵 0Animal Athletes动物界的运动员们The camel is a slow-moving creature. But what it lacks in speed it gains in stamina. This veritable beast of burden can walk 30 miles a day carrying a load that weighs half a ton. 骆驼是一种动作迟缓的动物，但是他的耐力弥补了速度上的不足。作为一种驼兽，他能够载重半吨并在一天内行进30英里，也算是名副其实了。The kangaroo, with its long, muscular hind legs, is a marvel of fitness. Weighing about 200 pounds, it can thrust its heavy body into the air and clear a fence nine feet high. While airbor
