不育雄性技术

英语范文背诵精华3.1 Male and Female Roles

In all societies, male and female roles are regarded differently. The mother role is universally carried out by women, which is biologically based. Roles defined by sex also characterize the economic

发表于:2018-12-07 / 阅读(121) / 评论(0)

老友记精校版第1季

提高你的生产力的8个清晨习惯

1.Fuel your body with an amazing breakfast用美味的早餐给你身体充能 Have you ever noticed how some mornings you feel great and ready to tackle the world, and other days you have a mid-day slump? Having a healthy breakfast can help keep you

发表于:2018-12-12 / 阅读(95) / 评论(0)

实用英语

VOA标准英语2011--Reducing HIV Risk with Painless Male Circumcision

Reducing HIV Risk with Painless Male Circumcision Studies have shown that male circumcision greatly reduces the risk of HIV transmission. The World Health Organization is weighing approval of a new device that could make the procedure simple and pain

发表于:2018-12-16 / 阅读(101) / 评论(0)

VOA标准英语2011年(十二月)

SSS 2008-02-25

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(171) / 评论(0)

Scientific American(二)月

时间管理技巧-克服拖延症(6)

每期节目一话题，让英语磨练耳朵的同时学到更多有益的小知识，丰富知识的同时受益于生活。 Time-management tips 时间管理技巧 Work around procrastination. 克服拖延症。 Try Francesco Cirillo's Pomodoro Te

发表于:2018-12-27 / 阅读(113) / 评论(0)

英语听力广播—Listening

《名人传记》之我是李小龙18:李小龙是不是一个真正的格斗家

People bring up the question:was Bruce Lee a real fighter? 人们提出了一个问题，李小龙是不是一个真正的格斗家 Bruce was a brilliant fighter.I saw him beat up a guy on a set of the Enter the Dragon. 布鲁斯是一个优秀的格斗

发表于:2018-12-27 / 阅读(114) / 评论(0)

名人传记

Improve Your Focus with the Pomodoro Technique

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(459) / 评论(0)

2017年VOA慢速英语(六)月

【出国版】英语词汇的奥秘--第三期

2. agri 你已认识field是“田地”，你是否也知agri的意义？在有关农田的词汇里， field竟都被agri所代替。 agri=field 田地，农田(agri也作agro,agr) 1. agrology agr

发表于:2019-01-06 / 阅读(144) / 评论(0)

英文语法词汇

22. Job Technique

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver

发表于:2019-01-11 / 阅读(216) / 评论(0)

英汉幽默故事选读

经济学人78:时间机器解密:新石器时代的繁荣期

Science and Technology The Neolithic Boom-time machine 科技新石器时代时间机器解密:新石器时代的繁荣期 A new technique lets archaeologists reconstruct the past in greater detail 考古新技术让考古学家们能更加详尽地重

发表于:2019-01-26 / 阅读(150) / 评论(0)

经济学人科技系列

VOA标准英语2008年-New Technique Revolutionizes Surgery

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(168) / 评论(0)

VOA标准英语2008年（一月）

Job Technique

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(151) / 评论(0)

趣味英语

双手倒立平衡有好处吗?

What is it? Handstands, basically. 这是什么？可以说是双手倒立。 How much does it cost? Handstands are currently free to perform, although its always worth learning good technique. My trainer was aerialist Zoe Jones, who holds workshops

发表于:2019-02-07 / 阅读(157) / 评论(0)

阅读空间

三人基因试管婴儿将合法化

British MPs have voted in favour of the creation of babies with DNA from two women and one man, in an historic move. 英国国会议员投票通过一项具有历史性意义的决议，支持用两母一父的DNA培育婴儿。 The UK is now set to

发表于:2019-02-09 / 阅读(113) / 评论(0)

阅读空间

FBI称解锁方法不适用5s及以上的新款iPhone

The Federal Bureau of Investigation's secret method for unlocking the iPhone 5c used by one of the San Bernardino shooters will not work on newer models, FBI Director James Comey said. 美国联邦调查局局长詹姆斯科米近日表示，FBI用于破

发表于:2019-02-15 / 阅读(120) / 评论(0)

英语新闻

经济学人354:生殖技术代孕妈妈

Reproductive technology 生殖技术 Mum, Dad and Mitomum 妈妈，爸爸与代孕妈妈 Britain may allow babies with three biological parents 英有望允许新生儿有三个亲身父母 ASSISTED reproduction is one of those rare areas in which Br

发表于:2019-02-16 / 阅读(157) / 评论(0)

经济学人科技系列

托福阅读模拟题：文艺复兴

托福阅读模拟题：托福阅读的关键是在于多看多练，在日常备考中，考生需要多做一些托福阅读模拟题。为了帮助广大考生更好的复习，新东方网为大家提供托福阅读模拟题：文艺复兴，希望

发表于:2019-02-18 / 阅读(111) / 评论(0)

托福英语

每天三分钟学英语第368期:英文"技术"到底是technique,skill还是technology?

知识点讲解： 1、中文意思一样 insist persist 2、两个词长得像 special specialty 3、长得像+中文意思一样 technique technology ① Technique 方法、技巧 Hes a great basketball player. He has flawless technique. 他是位很

发表于:2019-02-21 / 阅读(132) / 评论(0)

每天三分钟学英语

英语听力文摘 English Digest 286、变性的青蛙

Gender-Jumping Toads 美国研究人员说，常用除草剂阿特拉津会令雄蛙变性为雌蛙。美国加利福尼亚大学伯克利分校研究人员把40只雄性非洲爪蛙放入阿特拉津浓度为10亿分之2.5的水中，发现90%雌性化

发表于:2019-03-09 / 阅读(179) / 评论(0)

英语听力文摘 English Digest

英语听力文摘 English Digest 393、单亲蜜蜂王国

Fatherless Honeybee s How male honeybee s can be without fathers? The reason lies in whats called a haploidiploid system of sex determination. Approximate ly one-fifth of the animal kingdom, including ants and wasp s , use this system. What it boils

发表于:2019-03-09 / 阅读(218) / 评论(0)

英语听力文摘 English Digest

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学英语单词

a.t

acid albuminate

anode corrosion efficiency

applied information technology

appropriation-in-aid system