[=chemical-biological activities]生物化学活性

SCIENCE IN THE NEWS - Reforms at NIH / Tobacco Smoke a Dange

SCIENCE IN THE NEWS - Reforms at NIH / Tobacco Smoke a Danger to Children / A New Way to Add Iron to the Diet By Cynthia Kirk and Jill Moss Broadcast: Tuesday, February 15, 2005 VOICE ONE: This is SCI

发表于:2018-12-07 / 阅读(116) / 评论(0)

科技之光

VOA慢速英语2010年-Development Report - On World No Tobac

This is the VOA Special English Development Report. World No Tobacco Day is celebrated each thirty-first of May. The observance is meant to bring attention to the growing use of tobacco and its deadly effects. The World Health Assembly established th

发表于:2018-12-07 / 阅读(84) / 评论(0)

2010年VOA慢速英语(五)月

SCIENCE IN THE NEWS - International Treaty on Tobacco Contro

SCIENCE IN THE NEWS - International Treaty on Tobacco Control / Research Projects on Glaucoma By Broadcast: Tuesday, March 08, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special Englis

发表于:2019-01-02 / 阅读(137) / 评论(0)

科技之光

VOA常速英语2007年-Japan Backs Down from Hunting Humpbacks

By Heda Bayron Hong Kong 21 December 2007 Japan has backed down from a highly controversial plan to hunt endangered humpback whales off Antarctica, after fierce criticism by Australia. The Japanese whaling fleet, however, still plans to hunt almost 1

发表于:2019-01-09 / 阅读(112) / 评论(0)

VOA常速英语2007年（十二月）

VOA慢速英语2010年-THIS IS AMERICA - The Vampires Are Bac

Welcome to THIS IS AMERICA in VOA Special English. Im Doug Johnson. VOICE TWO: And Im Barbara Klein. This week on our program, we take you to the summer movies. This year's crop includes vampires, talking toys, an Iron Man and, of course, love. (MUSI

发表于:2019-01-11 / 阅读(143) / 评论(0)

2010年VOA慢速英语(六)月

VOA常速英语2008年-Exiled Zimbabweans Closely Follow Elections Bac

By Scott Bobb Johannesburg 27 March 2008 As Zimbabweans prepare to go to the polls Saturday, pre-election activity is being closely watched by an estimated 3 million Zimbabweans living in neighboring South Africa. Although they cannot vote, these exi

发表于:2019-01-12 / 阅读(146) / 评论(0)

VOA标准英语2008年（三月）

美国国家公共电台 NPR Meet Voice Of Baceprot, The All-Girl Metal Band Making Waves In Indonesia

RACHEL MARTIN, HOST: And now some words you don't often hear together - all-girl, teenage, Indonesian metal band. NPR's Ashley Westerman has this profile. ASHLEY WESTERMAN, BYLINE: The band's called Voice of Baceprot. Baceprot means noisy in the girl

发表于:2019-01-16 / 阅读(133) / 评论(0)

2017年NPR美国国家公共电台8月

老友记第五季 08 The One with the Thanksgiving Flashbac

The One With All The Thanksgivings 本集简介： After Thanksgiving dinner at Monica's, the gang tells stories about their worst Thanksgivings ever. In a series of flashbacks, we see Chandler learning of his parent's divorce (1978); Phoebe losing an

发表于:2019-02-04 / 阅读(129) / 评论(0)

老友记(六人行)

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alkylthallium dihalide