单词：cold cathode triode
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DIALOGUE 90 1--Good morning, doctor. 2--Good morning, Miss Archer. How are you today? 1--I'm not feeling very well. I've got a bad cold. 2--Have you got a sore throat, too? 1--No, but I've got a heada
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Angela bumps into her old friend, Ben, on the street. (A=Angela; B=Ben) A: Hey, Ben, you look as if you need a haircut. B: Yeah, I will be wearing pigtails soon if I don't get my hair cut. But I hate
赖世雄中级美国英语
DIALOG 25 (Wind noises) laurance--Brrrr!I'm cold.I thought it was supposed to get warmer today. soony--Yeah,I thought so,too.That's what the weatherman said. laurance--It must be the wind that makes i
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a
Scientific American(四)月
Katy Perry - Hot N Cold you change your mind like a girl changes clothes yeah you, pms like a bitch i would know and you always think always speak crypticlyi should know that you're no good for me cause you're hot then you're cold you're yes then you
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BEIJING, Nov. 20 (Xinhua) -- A cold front will sweep most parts of China over the next three days, bringing strong winds and temperature drops, the National Meteorological Center forecast Tuesday. From Wednesday to Friday, temperatures will drop from
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