keep from ; stop from ; block from;

Earth and Sky:Electric Fish 发电鱼

Electric Fish 发电鱼 One way that Harold Zakon and his team find fish to study is to put electrical detectors into the bottom of murky streams in Venezuela. This works because certain fish emit pulses of electricity. Discover electric fish -- on tod

Blockchain to Fight Corruption in Southeast Asia

What if you could wave your phone over a piece of fish at a store and immediately see a record of its path through the supply chain? 如果你在商店里把手机在一块鱼肉上面晃一下，就能立即看到它在供应链上的路径记录，结

万花筒 2008-06-04&-06-05

Amid all the tradition and history of Katmandu, a profound change is in the air. In fact, it might literally clear the air, reducing the choking pollution which has blighted this congested valley. The streets of the capital are gradually being taken

美国国家公共电台 NPR 'Big Brutus,' World's Largest Electric Shovel, Turned Into Museum

'Big Brutus,' World's Largest Electric Shovel, Turned Into Museum LOURDES GARCIA-NAVARRO, HOST: You never know what roadside attraction you might find along America's byways. Our colleague Melissa Block is on a reporting road trip around the country,

每日一词【72】block：有障碍物

今天学的词组是block。Block有障碍物的意思。比如road block -- 路障，Police put up a road block to stop the demonstrators, 警察为阻止抗议者设置了路障。作为动词，block也有阻塞，拦阻的意思。比如施工造成

Using Cats to Explain Cryptocurrency and Blockchain

By now, most people have heard of bitcoin. Bitcoin is a virtual currency that has had a huge rise in value during 2017. Bitcoin however is just one of many cryptocurrencies. A cryptocurrency is a kind of money that does not exist in the form of bills

Electric Bike Ban in New York Hurts Food Delivery Workers

A ban on electric bicycles in New York City is hurting delivery workers who depend on them to earn a living. Many of the workers are immigrants. Electric bicycles, or e-bikes, have foot-powered pedals like other bicycles. But they also have electric-

Researchers Identify Drug That Might Block Sexual Transmissi

By David McAlary Researchers have shown that it may be possible to prevent sexual transmission of the AIDS virus HIV with a compound now in the experimental stage. Female monkeys who received it vagin

单词超市第六十三期 block

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！

天籁音乐:Writer's Block

Royce Da 5'9 ，美国说唱歌手，最新单曲Writer's Block中邀请到了Eminem合作，不过有歌迷抱怨中间阿姆的部分太少了~这首歌也是Royce新专Success Is Certain中的第一首歌。 Writer's Block Royce Da 5'9 ft. Eminem

2015年CRI Electric Cars Make Headline Again

Official figures from the Ministry of Transportation show emissions from car exhaust account for 31 percent of the country's total air pollution. In an effort to bring that figure down, the central government has been supporting a series of subsidies

2018年CRI Electric cars unveiled at Beijing Motor Show

Automakers are rolling out their new electric vehicles at the 2018 Beijing Motor Show, the motor industry's biggest sales event this year. Carmakers expect new growth in China's market despite the looming threat of a trade war between China and the U

Electric motor made in single molecule

BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist

每日一词【1075】Road-block：路障，阻碍

今天我们要学的词是road-block。 Road-block, 路障，阻碍。 Police road-blocks were set up before the rally, 集会前，警察设置了路障。 The highway construction has hit a road-block because of budgetary issues, 高速公路的兴建

U.S. moves to block AT&T's buying of T-Mobile

WASHINGTON, Aug. 31 (Xinhua) -- The Justice Department of the United States on Wednesday filed an antitrust lawsuit to block AT T's acquisition of T-Mobile, Deputy Attorney General James M. Cole said at a press conference. Cole said that four nationw

Overcoming Writer’s Block

Because writers have a various ways of writing, a variety of reasons can cause writer's block. When you are blocked, consider these causes and try the strategies that sound most promising. IF You have attempted to begin a paper without doing any prel

学个词 72:block

今天学的词组是block。Block有障碍物的意思。比如road block -- 路障，Police put up a road block to stop the demonstrators, 警察为阻止抗议者设置了路障。作为动词，block也有阻塞，拦阻的意思。比如施工造成

英语歌曲：痞子阿姆联手Royce Da最新单曲：Writer's Block

痞子阿姆联手Royce Da最新单曲：Writer's Block Royce Da 5'9 ，美国说唱歌手，最新单曲Writer's Block中邀请到了Eminem合作，不过有歌迷抱怨中间阿姆的部分太少了~这首歌也是Royce新专Success Is Certain中的第

美国国家公共电台 NPR How One Couple's Love Story Sparked Change In Their Community, Block By Block

(SOUNDBITE OF MUSIC) STEVE INSKEEP, HOST: It is Friday, which means it's time for StoryCorps. We're on the day after Valentine's Day, which is really becoming almost like Valentine's week here on MORNING EDITION, which is fine. Today, two people whos