单词:biological halflife
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Journalist: When you realized that, you woke up and you heard that we were 1) striking at 2) Afghanistan, on behalf of New York City, your 3) reaction? Giuliani: I felt a sense of relief that we were
By 19, I was a fully-fledged movie actor, but still searching for definition. 当我19岁时,我已经是一个羽翼丰满的电影演员,但却仍在寻找定义。 I applied to read anthropology at university. 我在大学里申请攻读人类学
Broadcast: Jan 10 2003 The Pentagon has issued a statement 2) asserting the military is prepared to protect its personnel from possible biological weapons attack. On the surface, the Pentagon's assert
A brief meeting between a young man and his birth father reveals long-hidden truths about both Time now for StoryCorps. People across the country are sharing personal stories through this national project. Today a young man talks about meeting his b
She is grieving the loss of her biological daughter. 她沉浸在失去亲生女儿的悲痛之下。 图片1
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The Nobel Prize in chemistry goes to three men who revolutionized molecular life science, Japans Osamu Shimomura and Americans Martin Chalfie and Roger Tsien. They dev
Ticktock Artist:Beverley Craven She wakes every morning With him on her mind Can't seem to leave the past behind She puts on her make-up And thinks about life And wonders if she's running out of time Cos how long until she finds the one All the thi
By Lisa Schlein Geneva 20 November 2006 U.N. Secretary-General Kofi Annan is urging nations to do more to combat biological weapons, and to create global safeguards to keep them out of terrorist hands. Kofi Annan at a review conference on Biological
I'm honored to be with you today for your commencement from one of the finest universities in the world. Truth be told, I never graduated from college, and this is the closest I've ever gotten to a college graduation. Today, I want to tell you three
AGRICULTURE REPORT - Biological Controls, Part 1 By Mario Ritter Broadcast: Tuesday, April 13, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biological controls are living
HEALTH REPORT - Study Links Brain Abnormalities to Sudden Death in BabiesBy Caty Weaver Broadcast: Wednesday, November 08, 2006 This is the VOA Special English Health Report. Scientists say they have
When you go to bed and when you get up are keystones to restful, refreshing sleep. Once you learn to synchronize your body's biological clock, your body will know when to sleep and when to be alert. 1. Wake at the Same Time Every Day. A good night's
HANGZHOU, July 9 (Xinhua) -- More than 400 Chinese geneticists from home and abroad have gathered in Hangzhou, capital of east China's Zhejiang Province, over the past three days to discuss genetics studies. At the first Global Conference of Chinese
Israel Practices Biological Attack Response The Israeli government has carried out a two-day exercise it says is aimed at boosting preparedness for any terrorist attack aimed at sparking an outbreak of a highly contagious disease. Israeli officials e
Nick: In Australia, theres a lot of snakes as well. Is there snakes in Guam? Cheryl: Yeah, theres plenty of snakes in Guam, one of which is very famous. Its the brown tree snake. Now the brown tree snake was brought over to Guam a long time ago in ca
Simpson turned her search for Jandali into a basis for her second novel, The Lost Father, published in 1992. 辛普森用她寻找钱德里的故事作为第二本小说的蓝本,名为《失散的父亲》,1992年出版。 (Jobs convinced Paul R
Yet there is surprisingly little agreement on how many phyla there are or ought to be. 然而,令人吃惊的是,在关于有多少门或诙有多少门的问题上,人们的看法大相径庭。 Most biologists fix the total at about thirty, b