[网络] 半椭圆

SSS 2008-08-20

This is Scientific Americans Sixty Seconds Science. Im Steve Mirsky. Got a minute? Youve no doubt heard that grapefruit juice can greatly increase the effects of some drugs. Even to a dangerous degree. Pharmacologist David Bailey made that discovery

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Scientific American(八)月

2015-01-07 科学新发现：重新发现冥王星-23

76 years after Pluto's discovery and after 17 years of research and development, Nasa's new Horizon Spacecraft sets out for Pluto. Travelling at around a million miles a day, it's on a 9-year, 700-million-dollar journey to reach Pluto and review its

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探索与发现2015年

新标准初中英语九年级(下):UNIT1 Chemical experiment

[00:02.99]3 Listen and order. [00:07.30]You will hear Miss Wang give instructions on [00:10.67]how to use a Bunsen burner. [00:14.04]Listen to the instructions [00:15.94]and number the pictures in the correct order. [00:20.12]Number the steps 1-8. [0

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外研社新标准初中英语九年级

每日一词【25】planet：行星

我们今天学的词是：planet。Planet是行星。不过你听说了吗，太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定

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英语每日一词

字源大挪移 Prefix - 表示数字的字首 39 hemi-,semi-

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英文魔法师字源大挪移

美国国家公共电台 NPR Jefferson's Monticello Makes Room For Sally Hemings

MICHEL MARTIN, HOST: The nation's third president, Thomas Jefferson, is revered as a Founding Father of the nation, principal author of the Declaration of Independence, a scholar and inventor, and he owned 607 human beings - 400 of them lived at his

发表于:2019-01-17 / 阅读(112) / 评论(0)

2018年NPR美国国家公共电台6月

英语词汇分类：疾病英语词汇

Disease 疾病 anemia, anaemia 贫血 angina pectoris 心绞痛 appendicitis 阑尾炎 arthritis 关节炎 bronchitis 支气管炎 cancer 癌 catarrh 卡他，粘膜炎 chicken pox, varicella 水痘 c

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英文语法词汇

AGRICULTURE REPORT - Chemicals on Organic Food

AGRICULTURE REPORT – July 30, 2002: Chemicals on Organic Food By George Grow (Photo -Scott Bauer) This is the VOA Special English AGRICULTURE REPORT. Farmers who grow organic food do not use chemica

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农业与发展

2006年VOA标准英语-Halabja Bears Scars 18 Years After Chemical Att

By Margaret Besheer Halabja 16 July 2006 Halabja cemetery Former Iraqi dictator Saddam Hussein is facing several trials on separate charges of crimes against humanity. One of those trials will focus on the 1988 gassing deaths of some 5,000 Kurds in

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2006年VOA标准英语（七月）

VOA标准英语2010年-Total Solar Eclipse Over Southern Hemi

An annular solar eclipse is seen formed over the sky of Burma's ancient historic city of Bagan, 15 Jan 2010 Holly Gilbert, an astrophysicist at NASA, explains the science behind the spectacle of the sun's disappearance. So during a total solar eclips

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VOA标准英语2010年(七)月

与数字有关的英语词根总结

与数字有关的英语词根总结 milli-【千分之一】例：milliampere（毫安）=milli（千）+ampere（安培） centi【百分之一】例：centimeter（厘米）=centi（百分之一）+meter（米） deci【十分之一】例：decibe

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英语学习方法

有关疾病的英文词汇：disease

Disease 疾病 anemia, anaemia 贫血 angina pectoris 心绞痛 appendicitis 阑尾炎 arthritis 关节炎 bronchitis 支气管炎 cancer 癌 catarrh 卡他,粘膜炎 chicken pox, varicella 水痘 cholera 霍乱 cold 感冒,伤风,着凉 (head) cold 患感冒 diabetes 糖尿病 diphtheria

发表于:2019-02-06 / 阅读(93) / 评论(0)

英文语法词汇

医学病症词典一

Abadie's Sign Chinese阿巴迪征(跟腱受压无感觉，见于脊髓痨) Abaptiston Chinese安全开颅圆锯 abarognosis Chinese压觉缺失 abasia astasia Chinese立行不能 abasia Chinese步行不能 abdominal reflex Chinese腹壁反射 abduction Chinese外展 abiotrophy Chinese生活力

发表于:2019-02-07 / 阅读(114) / 评论(0)

英文语法词汇

Who Was Thomas Jefferson 托马斯·杰斐逊 Chapter 8 Thomas Jefferson’s Legacy

Jefferson kept his promise to Sally Hemings. All four of their children were freed while Jefferson was still living or by the terms of his will. Their son Beverley and daughter Harriet settled in Washington, D.C. Madison moved to Ohio, earning a livi

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名人认知系列 Who Was

Who Was Thomas Jefferson 托马斯·杰斐逊 Chapter 4 Governor and Minister to France

Most members of Congress signed the Declaration on August 2, 1776. Its author signed the paper Th Jefferson. After signing, he was ready to go home. He missed his family. Besides, he felt he was needed in Virginia. He quit his seat in Congress on Sep

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名人认知系列 Who Was

医学病症词典十二

haloperidol Chinese氟哌啶醇 hamartoma Chinese错构瘤 handicap Chinese障碍 handicraft spasm Chinese职业性痉挛 Hand-Schuller-Christian disease Chinese慢性特发性黄瘤病 Harada disease Chinese哈雷大病 head holder Chinese头固定架 head nystagmus Chinese旋转

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英文语法词汇

学个词 25:planet

发表于:2019-02-24 / 阅读(145) / 评论(0)

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aromatic ammonia spirit

attitude and orbit control electronics

bois-le-duc (s- hertogenbosch)