巨大线粒体; 巨大线粒体

【英语时差8,16】心脏为什么不会疲倦？

Your heart muscle does something truly incredibleit expands and contracts, non-stop, every moment of every day of your entire life. By comparison, if you tried to squeeze and release the muscles in your hand, they would grow fatigued and need to rest

发表于:2018-12-03 / 阅读(71) / 评论(0)

英语时差8，16

常春藤解析英语【34】Best of Megastructures　伟大工

Best of Megastructures 伟大工程巡礼之最 by Kevin Lustig In the last 100 years, 11 different skyscrapers have held the title of world's tallest building. With improvements in technology and materials, humans are pushing the limits of what buil

发表于:2018-12-08 / 阅读(169) / 评论(0)

常春藤解析英语

VOA慢速英语2015 三人创造的人类胚胎辩论超越科学和宗教

'Three-Person Babies' Debate Goes Beyond Science and Religion 三人创造的人类胚胎辩论超越科学和宗教 Britain has become the first country to permit doctors to use genetic material from three people to create human embryos. The process

发表于:2018-12-16 / 阅读(50) / 评论(0)

2015年VOA慢速英语(三)月

人为什么分成男人和女人?

Why are there males and females? Why are there two sexes instead of three, or twelve, or one? On this Moment of Science we'll learn why two is the magic number. Let's start with why there is sex at all. When two organisms reproduce sexually, sperm an

发表于:2018-12-27 / 阅读(58) / 评论(0)

英语听力广播—Listening

60秒科学:多细胞生物不需要氧气

As scientists delve deeper beneath the oceans surface, they find bizarre creatures that have adapted to harsh and extreme environments. Now comes a new onethe discovery of the first multicellular animals that survive and reproduce entirely without ox

发表于:2019-01-02 / 阅读(105) / 评论(0)

60秒科学

'MegaSkills' for Children

By Jerilyn Watson Broadcast: October 2, 2003 This is Doug Johnson with the VOA Special English Education Report. MegaSkills is a program used in schools across the United States. This program trains a

发表于:2019-01-02 / 阅读(407) / 评论(0)

VOA2003（下）-教育与新闻

2006年VOA标准英语-Global Population Boom Puts 'Mega' Pressur

By Patricia Nunan Bombay 06 March 2006 The world's population is booming - no more so than in its cities. Within the next 10 years, there will be at least 22

发表于:2019-01-06 / 阅读(126) / 评论(0)

2006年VOA标准英语（三月）

词义解析－『max out』『mean』『mega』

max out (maximize) 尽量使用，扩大到最高限度 ● You'll need a break after this busy summer, so max out the last days of your vacation by relaxing. 这个夏天很忙，很需要休息休息。

发表于:2019-01-07 / 阅读(104) / 评论(0)

英文名句短语

THIS IS AMERICA - Megachurches in America: Where Bigger Is B

THIS IS AMERICA - Megachurches in America: Where Bigger Is Better By Jerilyn Watson Broadcast: Monday, August 29, 2005 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Faith L

发表于:2019-01-09 / 阅读(132) / 评论(0)

This is America

VOA标准英语2011--Mega-Fires Pose Threat to Environment, E

Mega-Fires Pose Threat to Environment, Economy Experts gathered this week in Sun City, South Africa, to discuss wildfires. But a new report also focused on a growing phenomenon called mega-fires. The report describes mega-fires as extraordinary confl

发表于:2019-01-14 / 阅读(63) / 评论(0)

VOA标准英语2011年(五月)

VOA标准英语2011--Multi-Site Megachurches Multiply in America

Multi-Site Megachurches Multiply in America Many young Evangelical Protestant Christians shun the expansive form of worship that drew their parents to so-called megachurches and opt instead for a more intimate religious experience. But one congregati

发表于:2019-01-14 / 阅读(118) / 评论(0)

VOA标准英语2011年(十月)

VOA标准英语2014--Africa’s Megacities a Major Draw for Young Up-and-Comers

Africas Megacities a Major Draw for Young Up-and-Comers JOHANNESBURG, SOUTH AFRICA London. Paris. Lagos. The list of international megacities is growing, with more and more African entries on the list. Mayors from the worlds megacities met this week

发表于:2019-01-14 / 阅读(69) / 评论(0)

VOA标准英语2014年(二月)

研究:酗酒会导致肌肉无力

WASHINGTON, April 21 (Xinhua) -- U.S. researchers said Monday that muscle weakness from long-term alcoholism may be due to an inability of mitochondria, the powerhouses of cells, to self- repair. In research conducted with rats, the researchers found

发表于:2019-02-05 / 阅读(130) / 评论(0)

英语新闻

新型药物有望延长人类寿命至120岁

It sounds like something from a science fiction film, but a pill to counter the ageing process could become a reality. 这听起来有点像科幻片的桥段，但可延缓衰老进程的药物有望变为现实。 Scientists in Russia are testing a

发表于:2019-02-05 / 阅读(80) / 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(62) / 评论(0)

阅读空间

英语歌曲：节奏布鲁斯:Cormega - Montana Diary

饶舌:Cormega - Montana Diary 相关介绍：Cormega是纽约皇后区出身的又一位优秀的饶舌歌手，具有极佳的表述能力，饱含激情，永不妥协，刻意和商业音乐保持着距离。在思想性和文采方面，Cormega丝

发表于:2019-02-11 / 阅读(98) / 评论(0)

节奏布鲁斯

经济学人:粒腺体影响男性寿命粒腺体阻断

Mitochondria and male lifespan 粒腺体影响男性寿命 Power down 粒腺体阻断 Women outlive men. An evolutionary curiosity may explain this 女性比男性寿命长久。欲知为何，请看进化学分解 Mankiller? 男性健康杀手？ WH

发表于:2019-02-16 / 阅读(43) / 评论(0)

经济学人科技系列

万物简史第428期:生命的起源(22)

Mitochondria manipulate oxygen in a way that liberates energy from foodstuffs. 线粒体支配着氧，释放食物中的能量。 Without this niftily facilitating trick, life on Earth today would be nothing more than a sludge of simple microbes. 没有

发表于:2019-02-17 / 阅读(80) / 评论(0)

万物简史

英语歌曲：布鲁斯:Cormega - Montana Diary

发表于:2019-02-19 / 阅读(102) / 评论(0)

节奏布鲁斯

英语听力精选进阶版 6427

What's wrong with having three parents? I'm happy with two but maybe it would have been a case of the more the merrier. The role of parents is not only to give us love and guidance, but also to pass on genetic code. A few particular healthy genes wou

发表于:2019-02-21 / 阅读(45) / 评论(0)

英语听力精选进阶版

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