The hawk swooped and soared away carrying something.那只鹰向下猛冲，抓住东西后又展翅高飞了。A hawk hovered over the hill.一只鹰在小山的上空翱翔。The hawk poised in mid-air ready to swoop.老鹰在半空中盘旋，准备俯冲。...
A hawk hovered in the blue sky.一只老鹰在蓝色的天空中翱翔。He who makes himself a dove is eaten by the hawk.弱肉强食。A hawk hovers in the sky.一只老鹰在天空盘旋.An empty hand is no lure for a hawk.空手诱不来老鹰。The hawk swooped and soared away carrying ...
要了解这些产品的详细信息，请寄来标明HB/FF字样的明信片。For more details about these products, send a postcard marked HB/FF.它是包装盒标明的成分之一。It is listed among the ingredients on the package.别折书页的角来标明你读到的地方.Don't turn back the corners of the pag...
热对流的花样最多,且和流力有密切关系.There are two modes of convection: free convection and forced convection.最后,着重讨论了上地幔与全地幔对流的论争.The issue of upper vs whole mantle convection is critically discussed.因为热空气处于冷空气之上, 理论上热对流的动因并不存在.Since the...