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

电信类英语词汇表大全-33

中文 英文 缩写 电缆 cable 电缆布[配]线 cable wiring 电缆电视/有线电视 CAble TV CATV 电缆端 cable terminal 电缆分线盒 cable distribution box 电缆沟 cable chute 电缆夹

Alistair Brownlee 英国铁人三项运动员

Pursue, attempt 追求，尝试 This week we follow the training of the British triathlete team, including Alistair Brownlee. Alistair is the current World Triathlon Champion. The 24-year-old also won the title in 2009 and is one of Britain's best ho

Talking Sport: Ivan Ukhov 伦敦谈体育：俄罗斯跳高运动员

Weakness, obstacle 弱点，障碍 This week we meet Russian athlete, Ivan Ukhov. Ivan is a high jumper and is hoping to compete at this year's Olympic Games. He is the current European Indoor champion and also won the world indoor championship title

SSS 2008-12-18

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

科学美国人60秒 SSS 2014-08-20

Do you like working up a sweat? Or do you feel like maybe sweat should work for you? Well, hold on to your sudoriferous glands. Because researchers have designed a device that could someday produce power from your perspiration. The schvitzy scheme wa

科学美国人60秒 SSS Heat Sensor Has Snaky Sensitivity

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

王强口语 第一册 Short conversation 014

Lesson Fourteen Short Conversations Read aloud the concersation two times, and then listen to the tape without looking at the text. The Pursuit for Punchy Flyers Lucy: Come on, come all to the grand opening of The Electric Palace. You'll find high vo

纯正英语一分钟-current events

I love the news and current events. Im addicted to whats happening in the world. It doesnt matter what kind of news it is, I love watching it. Even if its from countries Ive never heard of. Ill even watch the same news programme three or four times a

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-

机械类词汇大全-34

1387 、 电木 Bakelite 1388 、 电玉；醛树脂 ureaformaldehyde(UF) 1389 、 电池 cell 1390 、 电池组 battery 1391 、 电位；电势 electricpotential 1392 、 电位计 potentiometer 13

旅馆英语对话-Swimming Pool(2)

A: Does this hotel have a pool? B: I'm sorry, sir, we don't have one. However, in our gym, we do have swim stations. A: I'm not sure I understand. B: Think of a deep bathtub that you can swim in, but against a current. A: Cool. What will they think o

售房英语对话-Rejecting a Counteroffer(3)

A: I was wondering if the buyers have accepted my counteroffer. B: Yes, I just faxed you the information an hour ago. The buyers have a counteroffer for you. A: How much did they counteroffer? B: They now are offering to pay ten thousand less than yo

德国研发皮肤型触控面板

Designed by scientists at the Max Plank Institute in Germany, the iSkin can be stuck to fingers, forearms or even behind people's ears. The thin, flexible sensors can be glued on to the skin like a temporary tattoo. They allow users to control smartp

托福听力分学科词汇（二）

物理学 statics 静力学 motion 运动 inertia 惯性 gravitation 引力 relativity 相对 gravity 地心引力 vibration 震动 medium (media) 媒质 frequency 频率 wavelength 波长 pitch 音高 intensity 强度 echo 回声 resonance 回声，洪

EcoVelocity in London

EcoVelocity is an outdoor car show with a difference. This eco-conscious motor show celebrates all things green. High-performance vehicles at this year's EcoVelocity show in London prove that electric vehicles can look great and deliver blisteringand

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

英国发明牙齿治疗新技术

LONDON, June 16 (Xinhua) -- Drillings and fillings at the dentist's are always dreadful and make tooth decay treatment very unpleasant. But British scientists have developed a new approach of fixing tooth decay, which could get rid of all the drillin

英语听力精选进阶版 6413

As the old saying goes, necessity is the mother of invention. A tragic event in India the gang rape of a young woman led engineering students to develop a bra that can deliver a 3800kv electric shock to any would-be attacker. Manisha Mohan, from the