Mummies, there are the staff of art movies and happy archaeologists. Now the American association of anonymous sceptered their attention to mummies * entire latest issue of their journal, then * record to the subject. Papers in addition, comber topic

发表于:2018-12-24 / 阅读(180) / 评论(0)

2015年Scientific American(五)月

美国科学60秒 SSS 2015-05-28

This is Scientific American - 60 Second Science. I'm Dylan *. Got a minute? The first murder victim in the Bible is Abel, taken out by his brother, Cain. And now we have what looks to be the earliest known homocide to be confirmed by scientists. A ne

发表于:2018-12-24 / 阅读(167) / 评论(0)

2015年Scientific American(五)月

美国科学60秒 SSS 2015-05-29

Some 70 million American adults have high blood pressure. Three quarters of them rely on medication to keep the condition in check. But you've got to remember to actually take the daily dose. Now researchers have devised a longer-lasting alternative:

发表于:2018-12-24 / 阅读(244) / 评论(0)

2015年Scientific American(五)月

美国科学60秒 SSS 2015-04-21

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！科学美国人60秒

发表于:2018-12-24 / 阅读(156) / 评论(0)

2015年Scientific American(四)月

美国科学60秒 SSS 2015-04-22

发表于:2018-12-24 / 阅读(154) / 评论(0)

2015年Scientific American(四)月

美国科学60秒 SSS 2015-04-23

发表于:2018-12-24 / 阅读(121) / 评论(0)

2015年Scientific American(四)月

美国科学60秒 SSS 2015-04-24

This is scientific American 60 seconds science, I am Graper. got a minute? what's better than old one and new bottles, for scientists, old one and old bottles preserved one hundred feet down at the bottom of the sea. In 1910 Divers worked in a shipwr

发表于:2018-12-24 / 阅读(153) / 评论(0)

2015年Scientific American(四)月

美国科学60秒 SSS 2015-05-26

Foldable white canes help the visually impaired navigate their surroundings, but the guide stick's tactile (preceptible by touch or apparently so) nature offers only so much information. The cane's user must manually find and avoid obstructions, but

发表于:2018-12-24 / 阅读(161) / 评论(0)

2015年Scientific American(五)月

美国科学60秒 SSS 2015-01-30

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Planning to attend a Super Bowl party in Boston or Seattle this Sunday? If so, you might think twice about sticking your chips in the communal dip. Because

发表于:2018-12-24 / 阅读(173) / 评论(0)

2015年Scientific American(一)月

美国科学60秒 SSS 2015-01-29

发表于:2018-12-24 / 阅读(186) / 评论(0)

2015年Scientific American(一)月

美国科学60秒 SSS 2015-01-28

Winter is high time for humidifiers because dry air can irritate your throat. But a new study finds that arid conditions might have an influence on the development of the very languages that some people speak. Extensive research on human physiology s

发表于:2018-12-24 / 阅读(188) / 评论(0)

2015年Scientific American(一)月

美国科学60秒 SSS 2015-01-26

It may not the lengdary match-up .. versus octopus. But imagine this fight: sea dwelling cone snail versus tine fish. Who wins? well, true, the fish can .. away but the snail have chemical weapons. So they use ..cocktail of compounds and most of them

发表于:2018-12-24 / 阅读(217) / 评论(0)

2015年Scientific American(一)月

美国科学60秒 SSS 2015-01-23

This is Scientific American's Sixty-Second-Science, I'm Steve Mirsky, got a minute?With every individual and every technology we have a lot of intended benefits and intended consequences. Simultaneously, we have many unintended consequences. Subra Su

发表于:2018-12-24 / 阅读(255) / 评论(0)

2015年Scientific American(一)月

美国科学60秒 SSS 2015-01-22

This is Scientific American's 60s Science. I'm Karen Hopkin. This will just take a minute. Think about the tools used by biologists, perhaps test tubes and microscopes come to mind. But what about diapers? No, it's not the investigators in their work

发表于:2018-12-24 / 阅读(268) / 评论(0)

2015年Scientific American(一)月

美国科学60秒 SSS 2015-01-21

发表于:2018-12-24 / 阅读(171) / 评论(0)

2015年Scientific American(一)月

美国科学60秒 SSS 2015-02-27

发表于:2018-12-24 / 阅读(185) / 评论(0)

2015年Scientific American(二)月

美国科学60秒 SSS 2015-02-26

Early farming began in the Near East about 10500 years ago. Farming first reached Balkans in Europe some 8 to 9 thousand years ago and then crept westward. Locals in Britain seperated from mainland by the relatively newly formed English Channal did n

发表于:2018-12-24 / 阅读(176) / 评论(0)

2015年Scientific American(二)月

美国科学60秒 SSS 2015-02-25

发表于:2018-12-24 / 阅读(149) / 评论(0)

2015年Scientific American(二)月

美国科学60秒 SSS 2015-02-24

发表于:2018-12-24 / 阅读(177) / 评论(0)

2015年Scientific American(二)月

美国科学60秒 SSS 2015-02-23

发表于:2018-12-24 / 阅读(155) / 评论(0)

2015年Scientific American(二)月

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

benign intracranial hypertension