线粒体被膜

牛津小学英语六年级下UNIT7

[00:12.98]page 54 A.Listen,read and say [00:20.06]Yesterday afternoon,Liu Tao read about an English boy,Peter,in the newspaper. [00:28.60]Peter wanted a penfriend in China. [00:33.15]LiuTao would like to be his penfriend.He wants to write to Peter. [

发表于:2018-11-30 / 阅读(229) / 评论(0)

牛津小学英语六年级

【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(121) / 评论(0)

英语时差8，16

EEC English 六年级下册7

Lesson 7 A Letter from Jenny第七课 JENNY的一封信 [00:15.48]Let's Join the Chant! [00:21.31]Listen and chant along. [00:23.99]Mail, mail! Is there any mail for me?有我的邮件吗？ [00:35.44]Yes, yes! There is a letter from Jenny.有一封J

发表于:2018-12-13 / 阅读(210) / 评论(0)

EEC小学英语六年级

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(95) / 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(111) / 评论(0)

英语听力广播—Listening

英伦广角 2015-02-07 英国议会下院通过“三亲育子”技术法案

If you're confused by Three Parent... you come to the right place. This is my kitchen lab. The eggs here are somewhat larger but the principles are the same and allows me to demonstrate what scientists hope to do with humans. Inside the egg core are

发表于:2019-01-02 / 阅读(88) / 评论(0)

英伦广角

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(156) / 评论(0)

60秒科学

'One Thousand Dollars,' by O. Henry

One thousand dollars, said the lawyer Tolman, in a severe and serious voice. And here is the money. Young Gillian touched the thin package of $50 bills and laughed. It's such an unusual amount, he explained kindly to the lawyer. If it had been $10,00

发表于:2019-01-03 / 阅读(368) / 评论(0)

2018年VOA慢速英语(二)月

“理发”英语知多少？

女士： 1.I'd like my hair a little bouncy. 我想我的头发有点弹性。 2.I'd like to get a new perm. 我想重新烫一下。 3.I prefer the shoulder length style. 我喜欢齐肩式。 4.Leave the fringe as it is. 刘海别动。 5.I like t

发表于:2019-01-11 / 阅读(108) / 评论(0)

英语口语

欧亨利短篇小说《一千美元》

＂One Thousand Dollars,＂ by O. Henry 欧亨利短篇小说《一千美元》 Our story today is called One Thousand Dollars. It was written by O. Henry. Here is Steve Ember with the story. One thousand dollars, said the lawyer Tolman, in a severe

发表于:2019-01-12 / 阅读(204) / 评论(0)

2015年VOA慢速英语(十二)月

英语听力文摘 English Digest 26、为什么会有男人和女人？

Why are there males and females? Why are there two sexes instead of three, or twelve, or one? On todayss 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

发表于:2019-01-26 / 阅读(117) / 评论(0)

英语听力文摘 English Digest

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(178) / 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(143) / 评论(0)

阅读空间

Greek FinMin receives bullet in envelope

ATHENS, Feb. 4 (Xinhua) -- Greek Finance Minister Yannis Stournaras received a bullet in the post, Greek media reported on Monday. Stournaras' aides alerted security forces, when they opened the envelope at his office and discovered the enclosed bull

发表于:2019-02-06 / 阅读(154) / 评论(0)

英语新闻

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

英语笑话听力+文本：Come in an envelope 坐信封过来

[00:14.92]Come in an envelope 坐信封过来 [00:26.92]词汇扫描 [00:30.99]torrential [t?'ren??l] 湍急的 [00:34.00]rainstorms ['reinst?:m] 特别猛烈的暴雨 [00:39.08]representative [?repri'zent?tiv] 代表 [00:43.05]weary ['wi?ri] 心焦

发表于:2019-02-15 / 阅读(130) / 评论(0)

英语笑话（MP3+文本）

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(82) / 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(127) / 评论(0)

万物简史

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(88) / 评论(0)

英语听力精选进阶版

新鲜英语早知道第7期:听说羊年都是从抢红包开始的

red envelope 红包 hand out red envelopes 发红包 lucky money 压岁钱

发表于:2019-02-26 / 阅读(172) / 评论(0)

新鲜英语早知道

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词