1·But when he looked at the scientific literature he found that the aerodynamics of their fins had not been fully explored.
但当查阅科学文献时，他发现有关鱼鳍的空气动力学还未被充分研究。
2·Some shark fin soup consumers assume that finning doesn't hurt the shark, or that fins grow back; neither is true.
一些鱼翅汤消费者想当然地以为割掉鱼鳍对鲨鱼没什么影响，甚至以为鱼鳍会再生，很遗憾这些看法都是错的。
3·And a fish gets around just fine. Nerves based in the fish's brain instruct its fins to move, and off it goes.
鱼的大脑掌控着神经来指挥鱼鳍摆动，这样鱼儿就能到处游动了。
4·An estimated 38 million sharks are killed for their fins each year.
据估计每年有3800万条鲨鱼因为它们的鱼鳍被杀。
5·Seventy-three million sharks are killed each year for their fins (shark-fin soup is huge in Asia) or meat or just as collateral damage of the wider fish trade.
每年约有7300万条鲨鱼因为它们的鱼鳍或鱼肉招来杀身之祸(鲨鱼鱼翅汤在亚洲市场广阔)，或仅仅因为其他捕鱼活动而遭受殃及。