2018年10月19日 21:12:03|来源:国际在线|编辑:中医共享
This is our planet the Earth.这是我们的星球,地球Its unique in the solar system, perhaps even in the universe.在太阳系这是独一无二的,也许甚至在宇宙中也是My name is Iain Stewart我叫伊恩.斯图尔特and I want to show you how our planet works.我想告诉大家我们的星球是怎样运作的Im exploring the atmosphere.这星期我们讲述的是大气层The atmosphere creates our climate大气创造了我们的气候and protects us against the cold hostility of space.保护我们不受宇宙寒冷的袭击And it provides oxygen to fuel our bodies.并且为我们的身体提供氧气Our atmosphere is full of contradictions.我们的大气层充满了矛盾Its immensely powerful and yet its incredibly sensitive.它非常强大 但也很容易遭到破坏Its destructive and at the same time it protects us.它具有破坏性,但同时也保护着我们Its essential for all life and yet it was created by life.它对所有的生命来说很重要,但它也是由生命所创造的Without it, the planet would be utterly uninhabitable.没有大气层,我们的星球可能会完全不适于居住201509/396938UNIDENTIFIED MALE: Time for the Shoutout.“大声喊出来”的时间到了。What is not a characteristic of a chameleon?以下哪个不是变色龙的特性?If you think you know it, shout it out.如果你认为你知道的话,那么大声喊出来吧!Is it independent eye movement, zygodactylous feet, projectile tongues or regenerative tails?是独立眼球运动、二组对趾、可伸缩舌头还是可再生的尾巴?Youve got three seconds. Go.你有三秒钟的时间,开始!UNIDENTIFIED MALE: Chameleons are lizards that share all of these characteristics except the ability to regenerate lost or injured limbs or tails.变色龙是一种蜥蜴,它没有使受伤的或残缺的肢体、尾巴再生的能力。Thats your answer and thats your Shoutout.那就是你的,那就是你的“大喊”。AZUZ: Zygodactylous means their toes are grouped together.对趾意味着它们的2-3个脚趾合并在了一起。There are more than 150 known species of chameleons.已知的变色龙种类超过150种。Theyre reptiles. They prefer to live in trees. Their tongues are as long or longer than they are.它们是爬行动物,喜欢生活在树上,它们的舌头甚至比自己的身体还长。But the most famous characteristic, of course, is that theyre able to change color, some of them.当然他们最出名的特点就是,他们可以变换颜色。How and why exactly might they do that?他们为什么能够做到变颜色,又是怎么做到的呢? /201504/368705

Catfish are found in freshwater all around the world,and all species are edible.鲶鱼能够在世界上的任何淡水中生存 而且所有品种都可以食用The largest of all is the giant catfish,native to south Vietnam,which can weigh over 600 pounds.体型最大的品种为巨鲶 原产于越南南部 重达600磅This ones a tiddler by comparison,but its gonna be good eating.相比之下 这只算是小巧玲珑的 不过应该很好吃You see him? Look, hes just here.Just caught his tail.看见它没 快看 就在那 只抓到尾巴Okay, let me dam this bit, as well.Well keep him in this pool. Stay there.Okay.我们把这边也挡上吧 这样就把它堵在里面了 你在那别动 好了Theres one catfish now trapped in here,which is good to me that I can bide my time,鲶鱼被困在这里了 正好为我争取时间go and make myself some sort of spear, and try and get him.去做一个鱼叉来抓住它Thats gonna be lunch.You can sharpen bamboo up to make lethal spear,我的午餐就算解决了 你可以把竹子削尖 制成致命的鱼叉and I want to maximize my chances of catching that catfish.我要把抓住它的几率扩到最大I want to make this really into eight prongs,so I split the head of it,and then sharpen them.我将从竹子的一头 把它劈成八瓣 再把它们削尖And then look - You get a little bit of bamboo and wedge it down the middle.然后把一小段楔子和竹片 塞进竹筒中Youll see that just splaying those prongs.你就能看到它把这些分叉 撑开了201603/429495

三分钟搞定科技英语(视频+中英字幕) 第9期:SEO知识《三分钟搞定科技英语》属于《原来如此》系列的英语视频听力栏目,用一系列绘图拼接视频,生动形象地展示了科技英语知识,能够激发人们的英语学习兴趣 ,是拓展英语知识面,积累科技英语词汇,了解科技中的一些常识的极好材料。201509/397293

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