[网络] 烟碱；尼古丁类杀虫剂

英语听力：2013-12-27 地平线：什么害死了我们的蜜蜂—16

Over 2 years of study, Randolf has shown that these doses neonicotinoids do affect bees' higher cognitive processes, especially their memory of the landscape around them.-We tested about 200 bees, both controlled bees and pestcide-treated bees, and w

发表于:2018-12-03 / 阅读(99) / 评论(0)

探索与发现2013年

英语听力：2013-12-29 地平线：什么害死了我们的蜜蜂—17

-There are at least pieces of evidence which show really serious impacts from levels of neonicotinoids that bees, wild bees could be exposed to in wild environment.And the arguement against the ban was laid out by one of the pesticide manufacturers.

发表于:2018-12-03 / 阅读(119) / 评论(0)

探索与发现2013年

VOA慢速英语2012 Agriculture Report - New Findings About Loss of Bees

Agriculture Report - New Findings About Loss of Bees This is the VOA Special English Agriculture Report. Bees add an estimated eighteen billion dollars a year to the value of American crops. They pollinate flowers that become fruits, nuts and vegetab

发表于:2018-12-16 / 阅读(147) / 评论(0)

2012年VOA慢速英语(四)月

VOA慢速英语2015 研究发现杀虫剂杀死野生蜜蜂

Study: Insecticide Is Killing Wild Bees 研究发现杀虫剂杀死野生蜜蜂 A new study says a widely-used insecticide is damaging wild bee populations. Wild bees are important, because they pollinate crops and wild plants. Environmentalists in t

发表于:2018-12-16 / 阅读(69) / 评论(0)

2015年VOA慢速英语(五)月

VOA标准英语2012--Studies Link Bee Decline to Insecticide

Studies Link Bee Decline to Insecticide Billion-dollar bees Bees pollinate the flowers that become fruits, nuts and vegetables. The work these insects do is worth about $18 billion a year to U.S. farmers. But honeybee colonies in the United States ha

发表于:2018-12-16 / 阅读(78) / 评论(0)

VOA标准英语2012年(三月)

英语听力：探索发现 2014-01-01 地平线：什么害死了我们的蜜蜂—18

Lin has recently become R* spokesperson in the neonicotinoid debate.-The big advantage of neonicotinoids is that you can plant the seed already treated. It means the farmer doesn't have to spray. If you've got to spray, it's very expensive. It's got

发表于:2018-12-27 / 阅读(75) / 评论(0)

探索与发现2014年

英语访谈对话 68 Pasta Dish

Todd: OK, Jessica, we are going to talk about cooking. Jessica: OK. Todd: Now, you like to cook! Jessica: Yes. Todd: OK. What can you cook? Jessica: I can cook Manicotti, Tacos, lots of food. Todd: OK. So what is Manicotti? Jessica: Manicotti is...it

发表于:2019-01-02 / 阅读(83) / 评论(0)

英语访谈对话

2007年VOA标准英语-Study Claims Tobacco Industry Manipulated Nicot

By Melinda Smith Washington, DC 22 January 2007 watch Nicotine Potency report The U.S. tobacco industry is under fire again from health experts who claim manufacturers boosted levels of nicotine in cigarettes over a seven-year period. Details of a n

发表于:2019-01-13 / 阅读(171) / 评论(0)

2007年VOA标准英语（一月）

VOA标准英语2013--EU Hopes Pesticide Ban Will Halt Bee Decline

EU Hopes Pesticide Ban Will Halt Bee Decline The targeted farm chemicals, which will be banned for two years starting this December 1, belong to a class of insecticides called neonicotinoids. They are a type of insect nerve agent that has been widely

发表于:2019-01-14 / 阅读(127) / 评论(0)

VOA标准英语2013年(五月)

实战口语情景对话第67期:意大利面食 Pasta Dish

Todd: OK, Jessica, we are going to talk about cooking. 杰西卡，我们来谈一谈做饭。 Jessica: OK. 好的。 Todd: Now, you like to cook! 你喜欢做饭！ Jessica: Yes. 是的。 Todd: OK. What can you cook? 你会做什么？ Jessica: I c

发表于:2019-01-15 / 阅读(84) / 评论(0)

实战口语情景对话

科学美国人60秒 SSS Pesticides Act as Honeybee Contraceptives

Over the last year, beekeepers in the U.S. lost nearly half their honeybee hives. And there are a lot of suspected culprits for this so-called beepocalypsefrom parasitic mites, to viruses, to simple land use changes. But a study out earlier this year

发表于:2019-01-20 / 阅读(103) / 评论(0)

2016年Scientific American(八)月

原版英语对话1000个:068 Pasta Dish

Todd: OK, Jessica, we are going to talk about cooking. Jessica: OK. Todd: Now, you like to cook! Jessica: Yes. Todd: OK. What can you cook? Jessica: I can cook manicotti, tacos, lots of food. Todd: OK. So what is manicotti? Jessica: Manicotti is...it

发表于:2019-01-20 / 阅读(97) / 评论(0)

原版英语对话1000个

【英语趣味课堂】意大利面食-Pasta Dish

发表于:2019-01-25 / 阅读(85) / 评论(0)

英语趣味课堂

【有声英语文学名著】夜色温柔 Book 2（21）

Tender Is the Night - Book Two by F. Scott Fitzgerald Chapter 21 Rosemary had another dinner date, a birthday party for a member of the company. Dick ran into Collis Clay in the lobby, but he wanted to dine alone, and pretended an engagement at the E

发表于:2019-01-26 / 阅读(106) / 评论(0)

有声英语文学名著

2006年VOA标准英语-Youngest Imams Fill a Void in Ramadan

By June Soh Washington, D.C. 17 October 2006 watch Youngest Imam report Two teenagers who used to spend their time playing computer games after school are suddenly finding themselves as spiritual leaders. Their role relieves a U.S. Muslim community'

发表于:2019-02-06 / 阅读(172) / 评论(0)

2006年VOA标准英语（十月）

【英语口语练习册】意大利面

发表于:2019-02-27 / 阅读(144) / 评论(0)

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