60秒科学:用身体动作来充电电池植入的医疗设备

最新研制一种新的医疗设备，可以利用身体动作来充电。 Novel materials could allow the implantation of flexible, rechargeable batteries that would constantly recharge from the body's own movements--even just breathing. Cynthia Gr

SSS 2011-04-20

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

SSS 2010-03-26

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

SSS 2010-09-24

This is Scientific Americans 60 Science, Im Cynthia Graber. Thisll just take a minute. Batteries add weight, and they need recharging. Thats serious business for implanted medical devices. When the batteries die, patients sometimes have to undergo an

SSS 2010-01-19

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

Eztalk美语【31】new radio earphone 新的耳机收音机

Billy is humming loudly Jennifer: Shut up...Billy...BILLY! Billy: [Takes off his earphones] What! Jennifer: Wow! What's that? Billy: It's my new radio earphone. Jennifer: It's so small that I didn't notice it. Billy: What were you screaming at me for

Eztalk美语【32】cool see-through blue 酷透明的蓝色

Jennifer: Oh. I just wanted you to shut up. You were off-key anyway. Let me see that! [Grabs the earphone] Billy: OK...just grab it right out of my hands... Jennifer: What a cool see-through blue! How do you wear this thing? Billy: That piece fits on

旅游英语口语就该这么说:第66期 乘飞机 机上服务

May I put my overcoat up there in the overhead compartment? 我可以把大衣放进上面的置物箱吗？ Yes, but be sure to take it with you when leaving the aircraft. 可以，但下机时请不要忘记带走。 I would like a blanket. 我想要

现代英文俚语讲解 第16期:High/to get high “玩的很high"这种说法真的好吗

High/to get high 玩的很high这种说法真的好吗 Urban Dictionary里面集齐了现代英文里的所有俚语。从网络简练用语stfu, wtf, omfg, ttyl......到词组basic bitch, valley girl, dat ass......再到句子I'm gonna ace this test

可以录音和发声的衣服(有声)

M.I.T. researchers have developed a piezoelectric fiber that would react to electric currents and have the potential to record or produce audio. Clothing is so yesterday. I mean, really, what can it do? It cant pick up sound, or beep at us if somethi

60秒科学:冬暖夏凉的屋顶

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

SSS 2008-09-01

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

SSS 2011-02-07

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

SSS 2011-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

VOA慢速英语--研究人员研发完全可降解轮胎

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

VOA标准英语2016--“智能”绷带有助更快治愈伤口

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

英语歌曲:Atomic Kitten - The Tide Is High

Atomic Kitten - The Tide Is High 富有激情的舞蹈，充满阳光的声音，让Atomic Kitten光线四射！激流勇进，永不言败，她们告诉我们梦想的力量！Never give up The tide is high But I'm holding on I'm gonna be your numb

这句英语怎么说第180期:"耳机坏了"怎么说?

This headphone is not working. Can I have a new one? 这个耳机坏了，可以给我新的吗？ Headphone 头戴式耳机／或耳塞式 Earphone 耳塞式 Headset 泛指所有的耳机头戴／耳塞／蓝牙耳机 都有可能 Bluetooth headset 蓝

每日一词【581】high-end：高档的

今天我们要学的词是high-end。 High-end, 是高档的意思。 My brother is very much into high-end audio equipments, 我哥哥对高档音响设备特别喜欢。 Local residents welcome the opening of the high-end retail stores, 当地居民

十天学会简单英语第1课:从出发到出国(6)

Do you have Japanese sake? 你有日本酒吗？ Can you serve it hot? 你可以把它温一下吗？ May I buy you a drink? 我可以请你喝一杯吗？ How about a drink? 来一杯饮料如何？ I want to have some drinks. 我想喝点酒。 Don