to the biologist, the tuna is a marvel of hydrodynamic engineering, its body packed with modifications that enable it to outeat, outgrow, outswim, outdive, and outmigrate any other fish in the sea;
对生物学家来说，鲔鱼是符合流体动力学的珍奇生物，身体拥有各种机能，所以能吃
、
、游更快、潜更深，也比任何鱼类迁徙更远；
