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SSS 2008-08-29

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.

发表于:2018-12-02 / 阅读(224) / 评论(0)

Scientific American(八)月

VOA慢速英语2010年-Health Report - Hand Washing Is Up in

This is the VOA Special English Health Report. Every few years, two groups do a study of how many Americans wash their hands after using the toilet. These groups are the American Society for Microbiology and the American Cleaning Institute, formerly

发表于:2018-12-07 / 阅读(159) / 评论(0)

2010年VOA慢速英语(九)月

北美小学生英语一年级教材: 第11课 I'm Titch

[全屏观看] 点击右键- 另存为可保存这个Flash影片

发表于:2018-12-12 / 阅读(226) / 评论(0)

北美小学生英语一年级教材（牛津英语教材）

新目标初中英语九年级--Unit 10 When was it inven

Unit 10 When was it invented? [00:04.99]SECTION A [00:08.05]1b Listen and match the inventions and the dates. [01:25.19]2a Listen and number the inventions in the order that you hear them. [02:14.95]2b Listen again and match the items in columns A,B,

发表于:2018-12-17 / 阅读(291) / 评论(0)

新目标初中英语九年级(全一册)

英语课程计划-World Hepatitis Day

World Hepatitis Day is observed on May the 19th. It aims to increase awareness worldwide of the diseases hepatitis B and hepatitis C. Its hope is to encourage the prevention and diagnosis of these two diseases, and increase the number of people who r

发表于:2018-12-29 / 阅读(161) / 评论(0)

英语课程学习计划和讲义

破冰英语 Adven_Lesson01

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

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破冰英语

破冰英语 Adven_Lesson02

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破冰英语

破冰英语 Adven_Lesson03

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破冰英语

破冰英语 Adven_Lesson04

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破冰英语

SSS 2009-08-12

Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol

发表于:2019-01-08 / 阅读(180) / 评论(0)

Scientific American(八)月

2013年美国好声音 No Me Doy por Vencido - Cáthia

Me quedo callado Soy como un ni?o dormido Que puede despertarse Con apenas slo un ruido Cuando menos te lo esperas Cuando menos lo imagino S que un da no me aguanto y voy y te miro Y te lo digo a los gritos Y te res y me tomas por un loco atrevido Pu

发表于:2019-01-10 / 阅读(244) / 评论(0)

The Voice 美国好声音

VOA标准英语2010年-New Audits Cite Lax Oversight of US Co

The U.S. Special Inspector General for Iraq Reconstruction has criticized the State Department for its management of nearly $3 billion in contracts and grants in Iraq. In two reports, auditors cited weak and ineffective State Department oversight of

发表于:2019-01-13 / 阅读(278) / 评论(0)

VOA标准英语2010年(一月)

VOA标准英语2010年-US Government Considering Genetically

The US government is considering, for the first time, the approval of a genetically-modified animal for human consumption. The animal being considered is salmon, but approval could open the door for other animals as well. Those who favor the move say

发表于:2019-01-13 / 阅读(223) / 评论(0)

VOA标准英语2010年(七)月

VOA标准英语2010年-Stomach Cancer on Rise Among Certain Y

Stomach cancer is one of the deadliest diseases, and ranks second among cancers worldwide with at least 800,000 deaths yearly. But in the United States, the number of cases has been declining, except for among one group of Americans. Glenda Reimer, h

发表于:2019-01-13 / 阅读(167) / 评论(0)

VOA标准英语2010年(五)月

VOA标准英语2010年-Fruit Flies Could Unlock Mystery of Al

At Scripps Research Institute in Jupiter, Florida, scientists are working to find clues about how the human brain processes memories. Their laboratory test animal is not a chimp or a dog or a rat animals that we know can remember things it is the com

发表于:2019-01-13 / 阅读(203) / 评论(0)

VOA标准英语2010年(三月)

VOA慢速英语2010年-Development Report - Cancer May Soon B

This is the VOA Special English Development Report. Health experts predict that soon, more people will die from cancer than from AIDS, tuberculosis and malaria combined. They expect that by two thousand ten, cancer will become the world's leading cau

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2010年慢速英语(三)月

英语小达人 372 Tit for Tat

Tit for Tat针锋相对An American lady traveling in England some years ago, got into an compartment of a smoking carriage where an Englishman was smoking a pipe. For a short time she sat quietly expecting that the Englishman would stop smoking. But

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英语小达人

Johns Hopkins Malaria Institute

72 约翰斯·霍普金斯疟疾协会 DATE=7-19-01 TITLE=SCIENCE REPORT - Johns Hopkins Malaria Institute BYLINE=Jill Moss (Start at 01'0

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科技之光

Offering Substitute　提供代用品

Offering Substitute 提供代用品 Specimen Letters1. Offering Rayon in Place of Watered Silk提供人造丝代替水洗丝Dear Sirs,Thank you for your fax of yesterday (April 3) with your order No.456 for 5,000 metres of 100cm wide watered silk. We

发表于:2019-02-05 / 阅读(229) / 评论(0)

实用英语

GRE词汇词根整理：juven

juven juven = young 年轻，年少 728. juvenile〔 juven 年少，-ile 形容词后缀，的〕青少年的;〔转作名词〕青少年 729. juvenility〔见上，-ility 名词后缀〕年少，年轻730. juvenescence〔 juven 年少，年轻，

发表于:2019-02-17 / 阅读(232) / 评论(0)

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学英语单词

acoustomotive

amphotericsurfactant

anhistorical

apocynum androsaemifoliums

apparent head

as sure as I live

ascorbin

azelaic acid diethyl ester

barbeau

bed curtain

BHTD