What is the difference? Dogs must quickly move their tongues down into the water using momentum to bring the water up and into their mouths. ________________________"Cats tend be viewed as neater, dogs are messier, but dogs really have to accelerate their tongues" to make good use of the way the fluid column works, said researcher Sean Gart, a Virginia Tech graduate student. Their findings were published in the Proceedings of the National Academy of Sciences. I'm Anne Ball.那么,有什么区别呢? 狗狗必须将舌头快速深入水里,通过动量将水卷起送入嘴里;____________________________弗吉尼亚理工大学研究生研究人员Sean Gart说: "通常认为猫是'洁癖者',狗是'邋遢大王',但是狗真的不得不加速卷舌,从而好好利用水柱饮水." 他们的该发现发表于<美国国家科学院院刊>上.我是Anne Ball.
发表于 2016-4-25 10:04
|