虎鲨帮助我们发现世界上最大的海草生态系统(下)
日期:2023-03-31 14:30

(单词翻译:单击)

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But how do you collaborate with a large carnivorous shark?

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不过,你是如何与大型食肉动物鲨鱼合作的呢?

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These tiger sharks have teeth that are capable of doing some serious damage.

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这些虎鲨的牙齿能够造成严重的破坏q(RFzz2~&p,G

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And that’s not demonizing them, that’s just a fact.

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这并非妖魔化它们,这只是事实N8YW#R)k_CXJ

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For the study, Gallagher’s team caught eight tiger sharks and outfitted them with satellite tags.

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在研究中,加拉格尔的团队捕获了8头虎鲨,并为它们配备了卫星标签PA|LPmzm@(W%PJ0O6

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The researchers also attached cameras to seven more sharks. At first ...

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研究人员还为另外7头虎鲨安装了摄像头hda-|!%hUm-k=K。起初……

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Waves crashing, it’s just hectic, everybody’s shouting.

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海浪汹涌,乱成一团,每个人都在叫喊]bqeLN|zp!6)[T-l]

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We’re reeling this animal in, trying to restrain it, put rope around its tail, fasten it to the side of the boat.

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我们把这头虎鲨拉上来,试图控制住它,用绳子缠绕它的尾巴,把它固定在船边v^5dPm(]g9&

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Once the shark is secured ... Well it’s actually kind of amazing. It just kind of chills out and is quite peaceful.

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一旦拴住虎鲨...... 真的很神奇#Y_0_DX)+4Q,_HS*#J。它就会冷静下来,非常安静fu1s1mh]DpYk9CcivQ|k

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In 12 minutes on average for each shark, the team took measurements, collected blood samples and installed the recording equipment.

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平均每12分钟,研究团队就会对一头虎鲨进行测量,收集血液样本,安装记录设备.]I]ygYh~TwbUZb|

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The sharks were then released to roam the Banks’ seagrass meadows.

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随后,将这些虎鲨放到巴哈马浅滩海草草甸上漫游4zm@Tuk^NQBJ[2I!JAg~

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The tiger sharks were much better observers than humans.

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虎鲨比人类更善于观察xG)%RJJ@FG&-

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They do about 70 kilometers per day, 24/7.

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它们每天不间断地要游70公里OOd)z~F]qw_)dCpuiE

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They’re also one fifth the cost of humans or drones.

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使用虎鲨的成本也只有人力或无人机的五分之一ZtLw_bfyR2szP|MEwt

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By combining the shark footage and location data with thousands of boat and diver surveys, the team could correctly interpret satellite images ...

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通过将虎鲨镜头、位置数据与数千艘船只、潜水员的调查相结合,该研究团队可以正确无误地解释卫星图像……

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Ultimately revealing the world’s largest seagrass meadow, up to 93,000 square kilometers.

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他们最终发现了世界上最大的海草草甸,面积达93000平方公里oTwhIKT(-_

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That’s about the size of Portugal and nearly 40 times the size of original estimates.

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其规模与葡萄牙面积相当,是起初预估的近40倍WSWn6Pzl47mwG

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The find increases known seagrasses globally by one third.

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这一发现使全球已知的海草增加了三分之一t0x~Cy5c%lUu=Jp(_2HO

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The world’s remaining undiscovered seagrass meadows will be smaller, Carlos says.

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卡洛斯表示,世界上剩下的未被发现的海草草甸将会缩小MkY*n^aUs44BB

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To map them, Carlos will use another charismatic denizen of sea grass ecosystems: sea turtles.

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为了绘制海草地图,卡洛斯将动用海草生态系统中另一位魅力超凡的动物: 海龟-)(7Ua!57qu=ivC*U5

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We are doing that now in the Red Sea and getting a very reliable mapping.

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我们现在正在红海进行研究,获得了非常可靠的地图信息z_vk37N605H

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Not only where the seagrass meadows are but in the visual area that they cover.

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不仅包括海草草地的位置,还包括覆盖的视觉区域,w@57_&b,cF+v]vjMAr2

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Carlos and his colleagues will soon be exploring near the Maldives and other archipelagos and island nations in Southeast Asia.

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卡洛斯和他的同事们不久将在马尔代夫和东南亚其他群岛、岛国附近考查Wmu@)A_-;&_uO

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Mapping seagrasses not only helps us protect them; it may also benefit the people who live near them.

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绘制海草地图不仅有助于保护它们; 也可能使附近居民受益AG#MF|8ys.%LLk_NNP[;

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When you look at the carbon assets in the seagrass meadow and the avoided emissions that can be achieved through conservation and then apportion them to 300,000 people ...

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海草草甸上有丰富的碳资源,通过保护它们可以避免碳排放,将碳资源分配给30万人……

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He’s referring to the population of the Bahamas–now over 350,000 people ...

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他指的是巴哈马的人口——现在有超过35万的人口……

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Basically every Bahamian owns a million bucks in carbon credits.

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基本上每个巴哈马人都有100万美元的碳信用额度~yrUwdN~!Lgov#

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The team’s work also puts sharks in a new, more flattering light.

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该团队的工作还将鲨鱼置于一种全新的、讨喜的角度r[iU[4lCoe6]%|(iXn

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These tiger sharks led us to the seagrass meadows, and we now know that this is going to be a huge benefit for the people of the Bahamas moving forward.

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这些虎鲨把我们带到了海草草甸,我们现在知道,这将为巴哈马人民的未来带来巨大的利益xTX2zFNQ%,zOqq&1

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It really demonstrates that if you protect the sharks, then you could potentially protect the people.

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这确实表明,如果你保护鲨鱼,那么,你可能是在保护人类自己[lSeAY6kU-Dx

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No small accomplishment for 15 tiger sharks and their human colleagues.

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对15头虎鲨以及它们的人类同事来说,这是一个不小的成就4^]!*qmA;8zw

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For Scientific American’s Science, Quickly, I’m Joseph Polidoro.

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感谢收听《科学美国人》的Science, Quickly栏目,我是约瑟夫·波利多罗ZXIZ+y2MNBrSW3NgA

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