[医] 化脓菌

VOA慢速英语20060124a

AGRICULTURE REPORT - Don't Know Much About Mulch?By George Grow Broadcast: Tuesday, January 24, 2006 I'm Faith Lapidus with the VOA Special English Agriculture Report. Mulch is important to farmers. M

发表于:2018-12-07 / 阅读(113) / 评论(0)

2006年慢速英语（一）月

Horizon - Life On Mars 火星生命 - 4

These discoveries raised the stakes. Here was a planet similar to our own. Mars might not have cities or civilizations. But it could be home to other smaller life forms like microbes. Chris McKay is N

发表于:2018-12-07 / 阅读(160) / 评论(0)

火星生命

VOA标准英语2015--Rock-Consuming Organisms Alter Views of Life Processes

Rock-Consuming Organisms Alter Views of Life Processes LOS ANGELES Kenneth Nealson can be described in many ways, including expert in microbiology and biochemistry. But that's not the one he is most proud of. People call me the 'father of Shewanella,

发表于:2018-12-08 / 阅读(123) / 评论(0)

VOA标准英语2015年(一月)

SSS 2010-09-21

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? Theres a cool new Web siteand iPhone appthat could come in handy in a wide variety of circumstances. Its called Time Tree. And it tells you how closely related any two org

发表于:2018-12-24 / 阅读(101) / 评论(0)

Scientific American(九)月

美国英语听力80篇2 Lesson29

[00:04.36]American officials are seeking ways for cities to grow without expanding into surrounding open space. [00:14.00]They are trying to rebuild the centers of older industrial cities. [00:19.91]And they want to help people use less resources suc

发表于:2018-12-26 / 阅读(139) / 评论(0)

美国英语听力80篇

法律英语：78 The Writ of Habeas Corpus

by Michael W. Flynn First, a disclaimer: Although I am an attorney, the legal information in this podcast is not intended to be a substitute for seeking personalized legal advice from an attorney licensed to practice in your jurisdiction. Further, I

发表于:2018-12-30 / 阅读(113) / 评论(0)

法律英语 Legal Lad

注意街头食品的卫生

92 注意街头食品的卫生 DEVELOPMENT REPORT September 10, 2001: Street Food SafetyBy George Grow （Start at 1'01

发表于:2019-01-02 / 阅读(136) / 评论(0)

科技之光

Biosolids

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

发表于:2019-01-02 / 阅读(182) / 评论(0)

VOA2003（下）-农业与经济

SSS 2008-05-05

This is Scientific American's 60-Second Science, Im Steve Mirsky. Got a minute? Biologists often attempt to construct a genealogy that shows the relationships of all life on earth. One well-accepted effort compares the nucleic acid sequences that cod

发表于:2019-01-08 / 阅读(152) / 评论(0)

Scientific American(五)月

高中英语人教版高一年级上18

[00:11.60]WARMING UP [00:16.04]How many new uses can you think of for the folowing items? [00:36.49]reminds us of the appearance of nanotechnology, [00:53.76]according to which nothing is useless and [01:04.91]no garbage or waste material to speak of

发表于:2019-01-10 / 阅读(278) / 评论(0)

高中英语人教版高一年级

与美国小学生一起学英文第7册第8期:细胞

Cell 细胞 Every living thing has at least one cell. 每个生物至少有一个细胞。 Then, what is a cell? 那么，什么是细胞呢？ Every cell works differently, but most cells work to maintain life. 每个细胞的功能都不相同，但大

发表于:2019-01-10 / 阅读(116) / 评论(0)

与美国小学生一起学英文第7册

2006年VOA标准英语-Opus Dei: A Closer Look at the Orthodox Ca

By Amy Katz Washington, DC 27 April 2006 watch Opus Dei report The best selling novel The DaVinci Code has been made into a major Hollywood movie, which arrives in American theaters on May 19th. The C

发表于:2019-01-13 / 阅读(243) / 评论(0)

2006年VOA标准英语（四月）

VOA慢速英语20060821a

DEVELOPMENT REPORT - Cooking Meals With the Sun for FuelBy Jill Moss Broadcast: Monday, August 21, 2006 I'm Gwen Outen with the VOA Special English Development Report. Millions of people around the wo

发表于:2019-01-30 / 阅读(134) / 评论(0)

2006年慢速英语（八）月

嗅觉灵敏的小猎犬

61 嗅觉灵敏的小猎犬 DATE=7-3-01 TITLE=AGRICULTURE REPORT - Beagle Brigade BYLINE=George Grow (Start at 1'00

发表于:2019-01-30 / 阅读(144) / 评论(0)

文化聚焦

Food Poisoning in Summer

56 自然原因导致夏季食物中毒比率偏高 DATE=6-12-01 TITLE=AGRICULTURE REPORT - Food Poisoning in Summer BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(135) / 评论(0)

科技之光

英语新闻视频：你每天吃的健康吗？

Studies show artificial sweetenersmay actually cause weight gain because they stimulatecarbohydratecravings. Excessive sweetener intake may also lead to heart attacks and strokes。 Too much can lead to increased risk of heart attacks,irritability, e

发表于:2019-02-05 / 阅读(95) / 评论(0)

英语新闻视频

TED演讲：宏观历史(7)

For most of that time of life on Earth, living organisms have been relatively simple -- single cells. 地球的大多数时间，生物体多是以简单的单细胞存在的。 But they had great diversity, and, inside, great complexity. 但是它们是

发表于:2019-02-14 / 阅读(119) / 评论(0)

TED演讲教育篇

TED演讲：宏观历史(6)

But of course, life is more than just exotic chemistry. 但是当然，生命不仅仅是奇异的化学物质。 How do you stabilize those huge molecules that seem to be viable? 那是怎么稳定那些大量的、似乎有存活的分子的呢？

发表于:2019-02-14 / 阅读(130) / 评论(0)

TED演讲教育篇

万物简史第440期:小生物的世界(11)

In 1969, in an attempt to bring some order to the growing inadequacies of classification, 1969年，为了整理一下越来越显得不足的分类法， an ecologist from Cornell University named R. H. Whittaker unveiled in the journal Science a pr

发表于:2019-02-17 / 阅读(217) / 评论(0)

万物简史

万物简史第262期:大地在移动(16)

Earth is alone among the rocky planets in having tectonics, and why this should be is a bit of a mystery. It is not simply a matter of size or densityVenus is nearly a twin of Earth in these respects and yet has no tectonic activity. It is thoughttho

发表于:2019-02-25 / 阅读(155) / 评论(0)

万物简史

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Automatic Cancellation Charter

average temperature

banhammer

basic lead carbonate

black bulb thermometer

capillary fragility