The blue shark's passenger is a stowaway.

蓝鲨的乘客是个偷渡客。

Two hundred blue sharks. You didn't sound scared in that clip.

二百只大青鲨。视频里听不出来你害怕。

The night before when my co-presenter had the opportunity to dive first when there were just a few blue sharks on our whale.

前一天晚上，我的合伙人抓住机会率先潜水，当时我们的鲸鱼身上只有几只大青鲨。

So the faster-moving sharks like the white shark, mako shark, and blue shark, they have trouble with walls when they're put in a tank.

所以像大白鲨、灰靖鲨和蓝鲨这些移动快速的鲨鱼，在水槽内生活时，槽壁就成为了它们的障碍物。

Why the device works better on blue sharks than stingrays Dr Doherty is not sure.

为什么该装置对大青鲨比对黄貂鱼更有效，Doherty 博士不确定。

Of the two predominant local elasmobranchs, hooks fitted with SharkGuards caught 91% fewer blue sharks and 71% fewer stingrays (pictured above) than did those without one.

在当地两种主要的板鳃类动物中，装有 SharkGuards 的钩子比没有装备的钩子捕获的大青鲨少 91%，黄貂鱼少 71%（如上图所示）。

One possibility he offers is that blue sharks have more ampullae of Lorenzini on their big, pointy noses than do stingrays on their smaller, less protuberant ones.

他提供的一种可能性是， 大青鲨的大而尖的鼻子上有更多的 Lorenzini 壶腹，而不是黄貂鱼的较小、不那么突出的壶腹。

The great cod lay below in tens of thousands, and gobbled shell-fish all day long; and the blue sharks roved above in hundreds, and gobbled them when they came up.

大鳕鱼数以万计躺在下面，终日吞食着贝类。成百上千的大青鲨在上面游荡，一上来就把它们吞掉。

But they were very lazy good-natured fellows, not greedy tyrants, like white sharks and blue sharks and ground sharks and hammer-heads, who eat men, or saw-fish and threshers and ice-sharks, who hunt the poor old whales.

但他们是非常懒惰的好人，而不是贪婪的暴君，比如吃人的白鲨、蓝鲨、地鲨和双髻鲨，或者捕食可怜的老鲸鱼的锯鱼、长尾鲨和冰鲨。