This dimensional diversity was one reason for choosing tuna from an array of marine fauna, for it suggests that the basic tunaesque shape must possess some desirable hydrodynamic properties.

• 从一系列的海洋动物选择金枪鱼的原因之一是大小的差异性，因为它显示出金枪鱼基本形状应当具备一些令人想要的水动力性能。