单词：portable electric dental engine
单词：portable electric dental engine 相关文章
[00:04.57]Excitement fills the early morning air as you arrive at learn to recognize and name each part of the parachute. [00:19.17]You also learn what each part does. [00:22.05]The excitement builds as your teacher describes each stetp it of the jum
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[00:00.00]I never watch the TV all night. [00:03.08]I watch TV for sixteen or seventeen hours a day [00:07.05]I also do some exercise every day. [00:09.82]I take Tina,the dog.for a walk every afternoon. [00:13.61]I don't go far,of course. [00:15.74]I
北师大版高中英语模块1
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
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听广告学英语:Mitsubishi GDI Engine三菱汽车引擎 Mitsubishi GDI 三菱汽车引擎 原文 It's the GDI, the engine technology of tomorrow is already being driven today. Mitsubishi's GDI engine produces more power, reduces fuel consumption, and emits less carb
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07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the
科技之光
AS IT IS 2015-01-27 Cars Making a Comeback at North American Auto Show 北美车展,多款汽车再度受欢迎 The 2015 North American International Auto Show took a test drive in the U.S. city of Detroit, Michigan. It was the first major internatio
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[00:07.58]Igor Sikorsky was born in the city of Kiev, Russia; on May 25, 1889. [00:16.12]His mother was a doctor. [00:15.12]His father was a professor of psychology. [00:18.59]Igor became interested in science when he was very young. [00:23.82]He was
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Major Dental Work Sadie: Hi, Im Sadie. You must be Gordon. Gordon: Yes, I am. Its nice to meet you. Its a little strange to be set up, isnt it? Sadie: It was nice of Felina and Jaime to arrange this date. Gordon: It was. Jaime told me that youre a de
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Every morning, I brush my teeth right after I eat breakfast. I put a little toothpaste on my toothbrush and then brush for about two or three minutes. I brush up and down to reach the spaces between my teeth. I also use dental floss to remove food pa
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American inventor John Goodenough first started working on battery technology more than 40 years ago. Goodenough actually co-invented lithium-ion batteries in 1980. This eventually led to a revolution in the electronics industry because those devices
2017年VOA慢速英语(五)月
ROBERT SIEGEL, HOST: On the front lines of the opioid crisis, it's a familiar story - the addict whose first exposure to opioids was a legitimate prescription usually from an M.D. but sometimes from a dentist. In 2012, the last year for which we have
2017年NPR美国国家公共电台9月
SAN FRANCISCO, Nov. 21 (Xinhua) -- E-commerce and online payment giant eBay announced on Monday that it has acquired New York-based technology startup Hunch, an online platform that delivers customized recommendations to users based on their individu
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Business 商业 Carmakers 汽车制造商 Revenge of the petrolheads 燃油车赢得先机 Fossil-fuel cars are getting much cleaner, making life hard for green ones 燃油汽车越来越环保了，环保汽车日子难过了 THE Chevrolet Volt, a c
经济学人商业系列
SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo
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论坛热贴：孩子是父母的翻版 在LT论坛上，看到了一个人气巨旺的贴子 -- 如何译孩子是父母的翻版？ 看来，大家往往对地道的中文情有独钟！但愿，LT能与您共同探讨出一个较为地道的英文表
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The result was that the Apple engineers and managers suddenly became sharply focused on just four areas. 结果，苹果的工程师和管理人员突然高度集中在四个领域。 For the professional desktop quadrant, they would work on making t
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Science and technology: Vehicle engine management: Intelligence test 科技：车辆引擎管理：智能测试 A computer program that learns how to save fuel 一种习得省油的电脑程序 From avoiding jaywalkers to emergency braking to eventua
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Business 商业报道 Carmakers 汽车制造商 Revenge of the petrolheads 燃油车赢得先机 Fossil-fuel cars are getting much cleaner, making life hard for green ones 燃油汽车越来越环保了，环保汽车日子难过了 THE Chevrolet Vol
经济学人商业系列
SCOTT SIMON, HOST: The Democrats' proposed Green New Deal calls for America to eliminate greenhouse gas emissions from U.S. transportation, an ambitious goal that would require - among many other things - phasing out cars that run on gasoline. That m
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