[生化] 同类酶的变构体

4-15 禽流感

The Bird Flu Recently ， the news has been filled with reports of the “bird flu.” Asia is on a region-wide health alert, with governments slaughtering millions of chickens to contain 1 outbreaks

发表于:2018-12-30 / 阅读(85) / 评论(0)

英语沙龙2004全年合辑上

SSS 2008-10-06

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Germanys Harald zur Hausen and Frances Luc Montagnier and Francoise Barre-Sinoussi share the 2008 Nobel Prize in Physiology or Medicine, awarded October 6th. Barre-Sin

发表于:2019-01-08 / 阅读(60) / 评论(0)

Scientific American(十)月

万万没想到：让人年轻2岁的秘诀竟然是它！

Scientists say they have made a leap in knowing why some people retain their youthful looks while others age badly. 科学家称他们已经在探究为什么有的人青春长驻而另一些人逐年老去这一问题上取得突破性进展。 They

发表于:2019-02-01 / 阅读(29) / 评论(0)

阅读空间

克里姆林宫决定斯诺登的未来

克里姆林宫决定斯诺登的未来 MOSCOW, June 30 (Xinhua) -- As Edward Snowden has been perching at an international airport of Moscow for a week, Kremlin said Sunday the former CIA contractor's future was not yet on its agenda. The President

发表于:2019-02-06 / 阅读(40) / 评论(0)

英语新闻

2018年CRI Scientists engineer mutant enzyme which eats plastics quickly

An international group of scientists has engineered an enzyme which they say will be able to eat some of the most common plastic. It's being touted as a possible way to fight pollution. Improvements aimed at making the enzyme work more effectively ar

发表于:2019-02-22 / 阅读(76) / 评论(0)

2018CRI中国国际广播电台

经济学人:民用航空发动机奋力一战

Business 商业报道 Civilian jet engines 民用航空发动机 Gearing up for a fight 奋力一战 Pratt amp; Whitney hopes a high-tech engine will restore its former dominance. 普拉特惠特尼公司期待其新款的高科技航空发动机能重

发表于:2019-03-09 / 阅读(151) / 评论(0)

经济学人商业系列

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词