单词：cytolytic natural killer cell
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87 natural resources words coal metal iron ore oil water precious metal diamond export import refine mine mining miner drill(ing) engineer supply infrastructure wood stone pure natural aluminium oil well phrases drill for oil explore for oil discover
情景英语口语100主题
By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The
VOA2003（下）-环境与健康
Family Hires Assassin to Murder Mama in 'Killer Joe' Chris has no job and is deep in debt to a loan shark. He is convinced that Killer Joe can solve his financial problems. Mom has got a $50 thousand life insurance policy. Killer Joe is a professiona
VOA标准英语2012年(八月)
East, they all ready participate in producing some of the most popular pain killer substances around, bear and wine. Now scientists analyze the east can also make some of the most powerful energizes. morphine.They work in the general natural chemical
2014年Scientific American(九)月
说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 knowledgeable [ 5nClidVEbl ] He made s
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Greg took the pen out of his pants pocket. He took his keys out of his pants pocket. He took his cell phone out of his pants pocket. He took his wallet out of his pants pocket. He put everything into a plastic tray. He took his shoes off. Greg was at
超级简单英语阅读
In Vitro - experiments which are carried out in a laboratory as distinct from in vivo experiments In Vivo -experiments which are carried out in live animals as distinct from in vitro experiments Immun
医务英语
Insulin - an endochrine hormone produced in the spleen which controls the amount of sugar in the blood by a) transporting it into cells and promoting glycolysis b) converting it into glycogen for stor
医务英语
The script of this programme 本节目台词 Face to face with dinosaurs at the Natural History Museum Sun Chen: Where are we? This place is like Jurassic Park. 这个地方，怎么那么像电影侏罗纪公园啊？ Neil: That's true. Welcome to On the Town from BBC Lea
都市掠影
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
美联社新闻一分钟2006
Song：100% Natural Artist：Alsou Natural Oooh, yeah At the the centre of me, baby would you believe That I am everyything that I was born to be Why would I cover up What comes natural enough I have everything that god has given me I won't hide, who
英语热力歌曲
Discovery Could Lead to New Drugs to Block Deadly Viruses Viruses are strange things. Though there is some scientific question about whether viruses are alive or not, they do have a basic genetic structure that allows them to be biologically active.
VOA标准英语2013年(三月)
RACHEL MARTIN, HOST: Before Christopher Scott went to prison, he led a quiet life, spending as much time as possible with his sons. CHRISTOPHER SCOTT: In the place that I lived at, we had, like, a pond, so I used to take my two boys out and go feed t
2017年NPR美国国家公共电台11月
Finding could lead to more effective, longer-lasting pain treatment Faith Lapidus | Washington, DC 07 June 2010 Researchers are closer to unlocking the mysteries of acupuncture, learning more about why the ancient Chinese needle treatment eases pain.
VOA标准英语2010年(六)月
WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo
英语新闻
Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte
趣味英语
What a life in the theater has taught me is, to trust one's instincts. And that takes courage. 语音讲解 单词发音 theater n.电影院，戏院，剧场；戏剧；手术室 instincts n.(生物)本能 courage n.勇气；胆量 连词发音 what
跟着Gwen学英语之每日早读
WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi
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