甲链霉哌酮,9-甲基链霉戊二酰亚胺

新视野大学英语视听说教程 4 Unit 1-3

Task 2: Big John is coming! Script A bar owner in the Old West has just hired a timid bartender. This (S1) owner of the establishment is giving his new hire some instructions on (S2) running the place. He tells the timid man, If you ever hear that Bi

发表于:2018-12-04 / 阅读(97) / 评论(0)

新视野大学英语：视听说教程 4

报告称吸烟或永久性损伤你的遗传物质

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(61) / 评论(0)

2016年VOA慢速英语(十)月

SSS 2011-06-22

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(113) / 评论(0)

Scientific American(六)月

SSS 2010-03-23

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(109) / 评论(0)

Scientific American(三)月

英文书摘精选 Why Humans (Not Chimps) Get Cancer为何人类而不是黑猩猩会得癌症?

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(63) / 评论(0)

初学者听力文摘精选

不择手段背单词(718):bashful害羞的,胆怯的

bashful, ['bʃfəl] adj 害羞的，胆怯的＝timid＝shy 【例】She is bashful in doing anything 她干什么事都害羞。【记】bash窘迫的；参：abash（vt 使局促不安，使困窘）

发表于:2018-12-30 / 阅读(78) / 评论(0)

不择手段背单词

托福听力短文 I-12-3

(man) Today we're going to talk about shyness and discuss recent research on ways to help children learn to interact socially. Many people consider themselves shy. In fact, forty percent of people who took part in our survey said they were shy --- t

发表于:2018-12-30 / 阅读(67) / 评论(0)

托福听力短文

60秒科学:黑烘焙咖啡可以让胃部更舒服

Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented

发表于:2019-01-02 / 阅读(137) / 评论(0)

60秒科学

专业术语—中草药成分英汉对照词汇M

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物（舞茸提取物） Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(110) / 评论(0)

医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(144) / 评论(0)

农业与发展

Study: Loss of Ozone Slows

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(116) / 评论(0)

VOA2003（下）-环境与健康

VOA标准英语2010年-Researchers Seek Genetic Clues to Dead

An international team of researchers looking for the cause of severe bacterial epidemics has deciphered the genome of group A streptococcus, a normally harmless sore throat pathogen that occasionally turns deadly. Experts say the breakthrough could s

发表于:2019-01-13 / 阅读(144) / 评论(0)

VOA标准英语2010年(一月)

Eztalk美语【193】sick of being sick 受够了生病

Three days later Lily:Mom, I'm ready for school. Mom:Let me feel your forehead. I'm so glad it wasn't strep throat. Lily:I don't have a fever, and I'm ready for my test. Mom:But I'm not sure you're strong enough yet. Here's some seafood rice soup I m

发表于:2019-01-21 / 阅读(99) / 评论(0)

Eztalk美语会话

【听英文对话做选择】聚会时间

1. Who is visiting Jori for the weekend? A. her best friend B. her brother Bob C. her sister 2. What is Carol wearing? A. a sweater B. a red sweat shirt C. a black blouse 3. What is Carol like? A. She's sociable. B. She's timid C. She's very reserved

发表于:2019-01-23 / 阅读(78) / 评论(0)

听英文对话做选择

经济学人69:外因遗传与压力新生儿蓝调曲

Science and Technology Epigenetics and stress Baby blues 科技外因遗传与压力新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(140) / 评论(0)

经济学人科技系列

VOA标准英语2013--生物钟提供衰老的线索

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(94) / 评论(0)

VOA常速英语2013年(十月)

英语歌曲:才女Jewel归来-Satisfied 讲述爱的真理

才女Jewel归来：Satisfied 讲述爱的真理曾经的乐坛才女Jewel带着新歌回来了，歌声还是那样甜美动人，可是看着MV上她的样子，忍不住要感叹一句，岁月催人老。珠儿已经不再年轻了，可以嗓音仍

发表于:2019-02-03 / 阅读(97) / 评论(0)

流行英文歌曲

GRE词汇：“短难词”的谐音记忆法（2）

obstinate---我不是听你的---a.倔强的，固执的 ponderous---胖得要死--- 笨重的，行动迟缓的 peevish---劈为尸体------a.脾气暴躁的，易怒的 pawn---爬（的）人--- n. 小人物，走卒 parsimonious----怕失去money-

发表于:2019-02-09 / 阅读(84) / 评论(0)

英文语法词汇

第443期:除了用very,这些词会让你的表达更加地道

very是我们学习英语时必备的一个基础词汇，如果要你形容一个人或者事情，物体的时候，very+简单的形容词可以在很大程度上凸显出被描述物体的特质。但是如果你只会用very+简单的形容词的话

发表于:2019-03-02 / 阅读(111) / 评论(0)

卡卡课堂早餐英语

赖世雄进阶英语词汇3500 Unit91

assure vt.向（某人）保证 I can assure you that this is the best restaurant in town. 我向你保证，这是城里最棒的一家餐厅。 Sam wasn't able to assure her of his support. 山姆无法向她保证要支持她。 assurance n.保证；

发表于:2019-03-17 / 阅读(316) / 评论(0)

赖世雄进阶英语词汇3500

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