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有人曾经做过这样一个实验:他往一个玻璃杯里放进一只跳蚤,发现跳蚤立即轻易地跳了出来。再重复几遍,结果还是一样。根据测试,跳蚤跳的高度最高可达它身高的400倍左右,所以说跳蚤可以称得上是动物界的跳高冠军。
Someone once did such an experiment: He put a fleas in a glass and found that the fleas jumped out easily and quickly. Repeat a few more times and the result is still the same. According to tests, the height of a hop jump can be up to 400 times its height, so the fleas can be regarded as the animal world’s high jump champion.