National Academy of Sciences
(美国)国家科学院[略作 NAS，N.A.S.]

Experts Urge NASA to Reconsider Using Astronauts to Repair H

By David McAlary A panel of scientists and engineers appointed by the U.S. National Academy of Sciences urges NASA to refurbish the observatory one final time, predicting that compelling scientific re

发表于:2018-12-08 / 阅读(35) / 评论(0)

VOA2004（下）--健康科技

科学美国人60秒 SSS 法医学真的科学吗

Forensic Science: Trials with Errors法医学真的科学吗 We have increasing doubts about this evidence, but we dont feel yet that we have the scientific knowledge and basis to exclude it altogether. 虽然对这一证据的怀疑日渐加深，但我

发表于:2019-01-20 / 阅读(34) / 评论(0)

2017年Scientific American(六)月

奥巴马每日发言At The National Academy (2009-4-27)

暂无音频 REMARKS BY THE PRESIDENT AT THE NATIONAL ACADEMY OF SCIENCES ANNUAL MEETING National Academy of Sciences Washington, D.C. 9:12 A.M. EDT THE PRESIDENT: Well, thank you so much for the wonderful welcome. To President Cicerone, thank you very

发表于:2019-01-26 / 阅读(24) / 评论(0)

美国总统每日发言

国务院机构名称(中英对照)

一、国务院组成部门（包括国务院各部委）财政部 Ministry of Finance (MOF) 公安部 Ministry of Public Security (MOPS) 国防部 Ministry of National Defence (MOND) 国家安全部Ministry of State Security (MSS) 国家审计署Na

发表于:2019-02-02 / 阅读(48) / 评论(0)

实用英语

CCTV9英语新闻：Xi sets China's science & technology targets

Related reading: BEIJING, May 30 (Xinhua) -- Chinese President Xi Jinping set the target of China becoming a leading power in science and technology (ST) by the middle of this century as he addressed a major ST conference on Monday. Chinese President

发表于:2019-02-05 / 阅读(63) / 评论(0)

cctv9英语新闻2016年

2018年CRI China, Hungary intensify exchanges in the arts

The Belt and Road Initiative has brought China and Hungary in closer cultural exchanges. A large-scale exhibition showcasing contemporary Hungary art is now underway in Beijing. This comes as a result of an exchange program, following an art exhibiti

发表于:2019-02-14 / 阅读(40) / 评论(0)

2018CRI中国国际广播电台

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