A trickle of refugees began to flee the country.难民开始三五成群地陆续逃离该国。For an instant, Catherine was tempted to flee.有那么一会儿，凯瑟琳很想逃跑。For an instant, Catherine was tempted to flee...有那么一会儿,凯瑟琳很想逃跑。She persuaded Bolivar to flee ra...
The seal's flipper is homologous with the human arm.海豹的鳍肢与人类的手臂同源。The former are considered to be homologous with the sepals of Ranunculus.一般认为,前者的花瓣与毛茛属植物花萼同源.Homologous parts, as has been remarked by some authors,...