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听力等级

科学研究   

2024-12-01   Intermediate
The Technique Is Helping to Beat Back Drought, Part 1

Keywords:

There's going to be bad smells. There's going to be fish kills. There's going to be a lot of algae getting entangled in your boat, in your propeller. And it's not a nice view. So in a ...

会有难闻的气味。 会有鱼死亡。 会有很多藻类 纠缠 在你的船上,在你的螺旋桨里。 而且这不是一个好景色。 所以在某种程度上, 我们正在降低土地的价值, 这是完全相同的值 这让人们来到这里 享受...


2024-12-01   Video
How Venus Fits Into the Search for Life Beyond Earth

Keywords:

(gentle music) - [Narrator] It's known as Earth's evil twin. - Venus gives us a glimpse into both our past and our future, a past where water formed and perhaps life arose before it d...

(轻柔的音乐) - [旁白] 这是已知的 作为地球的邪恶双胞胎。 - 金星让我们一瞥 进入我们的过去和未来, 水形成的过去 也许生命出现了 在地球上之前, 以及我们的未来,地球将在那里升温。 所...


2024-11-30   British English
Crops Spraying Methods Employing AI, Part 2

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The company was set up by Kripa Varanasi and Vishnu Jayaprakash in 2020 to commercialise a new type of spray nozzle. The problem, says Dr Varanasi, an expert in the behaviour of liquids, was that t...

该公司由克里帕·瓦拉纳西和毗湿奴·贾亚普拉卡什于2020年成立,旨在将新型喷嘴商业化。液体行为专家瓦拉纳西博士说,问题在于他们需要将喷嘴的性能与现有技术的性能进行比较。 由于此类数据几乎不存在,他们开始自己收集。贾亚普拉卡什博士在印度...


2024-11-28   British English
Crops Spraying Methods Employing AI, Part 1

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The world is awash in pesticides. Fully 3m tonnes are thought to be sprayed onto crops worldwide every year, of which only a small fraction are needed. The excess chemicals are known to run off ont...

世界上充斥着农药。全世界每年向农作物喷洒的农药达300万吨,但实际需要的只是其中的一小部分。众所周知,过量的化学物质会渗入日益脆弱的土地,渗入水道,破坏环境,影响健康。农用化学品的使用持续增长:根据大型研究集团S&P Global Comm...


2024-11-27   Video
What Would Happen If We Had Flying Cars

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Imagine an entire network of flying cars zooming around at 2,000 meters above our congested city streets. Your morning commute would be a lot different up there: you could travel at higher speeds, ...

想象一下,一整组飞行汽车在我们拥挤的城市街道上空 2,000 米处飞驰。 您早上的通勤时间会大不相同:您可以以更高的速度行驶,几乎可以到达任何偏远的目的地。 但是,我们必须制定什么样的法律来控制天空呢? 我们如何执行这些法律?...


2024-11-27   Intermediate
There Are Thousands of Alien Empires in The Milky Way

Keywords:

What if there are thousands of alien empires in the Milky Way, each spanning a few to maybe tens of star systems, chatting, trading, sometimes shooting or ignoring each other politely?...

如果有数千个 银河系中的外星帝国, 每个跨越几个到十个 Star Systems、聊天、交易、 有时互相射击或忽视对方 礼貌?如果是这样,为什么没有人来看我们? 虽然银河系古老而巨大, 即使以 10% 的光速飞行,...


2024-11-26   Pre-Intermediate
Climate Change Fueling Disappearance of Central Asia’s Aral Sea

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Climate change is quickening the disappearance of the Aral Sea. Once a single body of water, the lake now exists in pieces in Kazakhstan and Uzbekistan. Many years ago, it was one of the world’s large...

气候变化正在加速咸海的消失。该湖曾经是一个单一的水体,现在在哈萨克斯坦和乌兹别克斯坦分批存在。许多年前,它是世界上最大的内陆水域之一。但是,这种情况在上个世纪发生了重大变化。咸海已经缩小到以前大小的不到 25%。 工程项目和农业计划是造成...


2024-11-24   British English
Al Can be Used for Producing Disinformation

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When it comes to disinformation, "social media took the cost of distribution to zero, and generative AI takes the cost of generation to zero," says Renee DiResta of the Stanford Internet Observatory. ...

斯坦福大学网络观察室的蕾妮·迪雷斯塔表示,当谈到虚假信息时,“社交媒体将传播成本降至零,而生成式人工智能则将生成成本降至零”。GPT-4 等大语言模型很容易生成大量误导性新闻文章或社交媒体帖子。 人工智能可以生成的不仅仅是文本。使用人...


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