SpIK(NBL-10)细胞系(CCL-78)

21世纪大学英语读写教程第一册 Unit10

Unit 10 Text A Listening First Listening Before listening to the tape, have a quick look at the following words and phrases. overseas 向海外 fantasy 幻想 cell 细胞 gene 基因 identical twins 同

发表于:2018-12-04 / 阅读(101) / 评论(0)

21世纪大学英语读写教程

Rosenblulm on Indo-Pacific

As an Indo-Pacific nation, the U.S. has significant strategic and economic interests in the region. The U.S. west coast through the Bay of Bengal represents more than half the global population and more than half of the global economy observed Deputy

发表于:2018-12-08 / 阅读(107) / 评论(0)

VOA标准英语2018年(一月)

初中三年级英语(牛津深圳版)全一册 Chapter 10 Job hunting-Spea

发表于:2018-12-10 / 阅读(104) / 评论(0)

初中英语

牛津阅读树ORT-典范英语MP3 ORT10&11 78 Comming Clean

图片1 图片2 图片3 图片4 图片5 图片6 图片7 图片8 图片9

发表于:2018-12-10 / 阅读(98) / 评论(0)

牛津阅读树ORTMP3（1-11级）

全国约10亿部旧手机闲置回收问题日益迫切

China has about one billion waste cell phones, with the recovery rate being only about 2 percent, reported jjckb.cn. 据《经济参考网》报道，我国约有10亿部废弃手机，回收率不足2%。 A man surnamed Fang in Shanghai recently sol

发表于:2018-12-11 / 阅读(72) / 评论(0)

英语新闻

ESL杰夫的一天第84期:开车回家和跑腿讲解(10)

Well, the bagger puts my food into my cart, and I push my cart to my car. 好了，装袋工把我的食品放进了手推车里，我把手推车推到了我车子旁边。 My cart, cart, sometimes called a shopping cart, 手推车（cart），有时又

发表于:2018-12-28 / 阅读(78) / 评论(0)

ESL杰夫的一天

向前一步:第78期职业生涯中的长远梦想及短期目标(10)

Not only was the role lower in level than my other options, but it was entirely unclear what the job was in the first place. 这份工作不仅级别比其他职位低，更重要的是我连这份工作的内容是什么都不清楚。 Eric responde

发表于:2019-01-02 / 阅读(90) / 评论(0)

向前一步

2007年VOA标准英语-Hostage Taking Continues Amid Spike in Gangland

By Sarah Simpson Lagos 10 August 2007 Gunmen seized a foreign national in Nigeria's oil city of Port Harcourt early Friday. The man, a British national, is the latest victim of kidnapping for ransom in the troubled Niger Delta where gangland violence

发表于:2019-01-07 / 阅读(184) / 评论(0)

2007年VOA标准英语（八月）

万花筒 2013-10-11&10-14 大脚怪真的存在？

Breaking news out of Taxas BigFoot is real according to a group of researchers.They call themselves the Sasquatch genome project and they released what they say is proof several never before seen short video clips of the legendary and very shy creatu

发表于:2019-01-07 / 阅读(133) / 评论(0)

万花筒2013年

SSS 2009-10-12

Youve no doubt heard of free radicals, those nasty chemicals that seem to contribute to heart disease, cancer and all sorts of human ailments. Maybe you even take antioxidant vitamins to help get rid of these unwanted toxins. Well, maybe you shouldnt

发表于:2019-01-08 / 阅读(123) / 评论(0)

Scientific American(十)月

SSS 2009-10-09

If the human genome were put in a straight line, it would be over six and a half feet long. So how do you store all that DNA in a tiny nucleus? And have the cell manage it? Researchers explain how in a study featured on the cover of the October 9th i

发表于:2019-01-08 / 阅读(116) / 评论(0)

Scientific American(十)月

SSS 2009-10-05

The 2009 Nobel Prize in physiology or medicine goes to Harvards Jack Szostak, Johns Hopkinss Carol Greider and Elizabeth Blackburn at U.C. San Francisco for their work on how chromosomes are protected by telomeres and the enzyme telomerase. The Nobel

发表于:2019-01-08 / 阅读(148) / 评论(0)

Scientific American(十)月

SSS 2011-10-07

PCRthe polymerase chain reactionis a crucial tool. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases. To give researchers more genetic material to work with, a PCR instrument repeatedly heat

发表于:2019-01-08 / 阅读(121) / 评论(0)

Scientific American(十)月

NPR 2009-03-10

President Barack Obama today moved to officially lift the Bush administration's restrictions on human embryonic stem cell research. The move reverses a 2001 directive from Mr. Obama's predecessor in the White House. At a signing ceremony in the East

发表于:2019-01-08 / 阅读(115) / 评论(0)

2009年NPR美国国家公共电台3月

美联社新闻一分钟 2006-10-28

1. Condolence s came from the White House Friday to the U. S. Forest Service following the deaths of four firefighters in a California wildfire. The spokesman for the President said in a phone convers

发表于:2019-01-08 / 阅读(183) / 评论(0)

美联社新闻一分钟2006

与美国小学生一起学英文第10册第8期:卵细胞

Egg Cells 卵细胞 Do you know what an egg cell is? 你知道什么是卵细胞吗？ An egg cell is necessary for reproduction. 卵细胞是繁殖的必要条件。 Animals have egg cells. 动物有卵细胞。 Then does every animal have egg cells

发表于:2019-01-10 / 阅读(127) / 评论(0)

与美国小学生一起学英文第10册

生活英语听力文章第78期:10招来帮助你达成目标(1)

10 Tips to Help You Achieve Your Goal 10招来帮助你达成目标 How would you like to increase the odds of achieving your goals? 你想有更多的机会实现你的目标吗? Whether you desire to lose weight, create financial independence, buil

发表于:2019-01-18 / 阅读(100) / 评论(0)

生活英语听力文章

英语口语流行话题第10期:驴友闯天下05-2

A: Good morning. Can I help you? A: 早上好。有什么事可以为你效劳吗? B: Good morning. I'd like to reserve a double room with a bath for next Friday. B: 早上好。我想为下周五预定一套带浴室的双人间。 A: I'm sorry, the

发表于:2019-01-22 / 阅读(84) / 评论(0)

英语脱口秀之流行时尚

10 Things You Didn’t Know About Cell Phones

10 Things You Didnt Know About Cell Phones Just when we feel comfortable enough to say wow, cell phones have really changed the way we operate, things get even weirder. Here are 10 facts about cells from around the world that show the scale and style

发表于:2019-02-07 / 阅读(248) / 评论(0)

阅读空间

二战启示录第78期:盟军反攻(10)

Behind the walls of the Warsaw Ghetto 在华沙犹太区的高墙后 the Germans are confronted by a Jewish uprising 德军碰上一场犹太人起义 Before the war this area of Warsaw was a lively open district 战前的华沙犹太区是朝气蓬勃

发表于:2019-02-26 / 阅读(110) / 评论(0)

二战启示录

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