农药神经毒性效应

VOA慢速英语20060704a

AGRICULTURE REPORT - Jojoba: Not Your Usual Oilseed CropBy Mario Ritter Broadcast: Mon, 3 Jul 2006 16:00:00 UTC I'm Shep O'Neal with the VOA Special English Agriculture Report. Jojoba plants We have a

发表于:2018-12-07 / 阅读(99) / 评论(0)

2006年慢速英语（七）月

Pesticide Warning

03 警惕杀虫剂的危害 DATE=2-20-01 TITLE=AGRICULTURE REPORT - (1)Pesticide Warning BYLINE=George Grow (Start at 1'00

发表于:2018-12-07 / 阅读(92) / 评论(0)

科技之光

Placebo Effect Update

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(105) / 评论(0)

VOA2003（下）-环境与健康

科学美国人60秒 SSS Pesticide Additive Could Be One Culprit in Bee Deaths

Pesticide Additive Could Be One Culprit in Bee Deaths 农药添加剂是蜜蜂死亡的一大诱因 Springtime is flower season. And that includes some 90 million almond trees in California. It's the largest pollination event in the U.S.and beekeeper

发表于:2018-12-24 / 阅读(85) / 评论(0)

2017年Scientific American(二)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(67) / 评论(0)

探索与发现2014年

【趣谈英语】咖啡因的那些事-Caffeine Is A Natural Pesticide

Pre-Listening Vocabulary caffeine: a drug found in some plants, including coffee seeds and tea leaves pesticide: a substance that keeps insects or harmful materials away from a plant alert: awake and paying attention ward off: to keep away something

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趣谈英语

Belief in Cause and Effect

Benjamin Frankin wondered about(at) lightning. He combined his curiosity with imagination and carried out his well-known experiment to show that lightning and an electric spark are the same thing. Cur

发表于:2018-12-30 / 阅读(244) / 评论(0)

自考英语（一）78讲

Birthplace effect “出生地效应”

今年7月，14岁的美国华裔少年刘继打破老虎伍兹的纪录，成为美国青少年高尔夫锦标赛史上最年轻的冠军，同时刷新老虎伍兹保持了19年的纪录。刘继出生在纽约州一个只有11万人口的小城市史

发表于:2019-01-09 / 阅读(129) / 评论(0)

实用英语

VOA标准英语2012--Public Hearings on Popular Pesticide Spotlight Safety Concerns

Public Hearings on Popular Pesticide Spotlight Safety Concerns Every year, U.S. farmers apply more than 35 million kilograms of the pesticide atrazine on their fields of corn, sugarcane, sorghum and other crops. But a growing body of scientific evide

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VOA标准英语2012年(六月)

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(119) / 评论(0)

VOA标准英语2013年(五月)

美国国家公共电台 NPR To Repel Ticks, Try Spraying Your Clothes With A Pesticide That Mimics Mums

DAVID GREENE, HOST: We have been reporting on the rise of some really nasty diseases caused by tick bites - everything from Lyme disease to Rocky Mountain spotted fever. Well, now a new study is shedding light on an old technique to repel ticks that

发表于:2019-01-17 / 阅读(118) / 评论(0)

2018年NPR美国国家公共电台7月

无人机将拿走1270亿美元的就业岗位?

Google and Amazon were quick to put drones to use delivering orders. 谷歌和亚马逊已经开始用无人机送货，反应神速。 But new research suggests delivery is just one small way drones are going to replace humans. The tiny airborne ves

发表于:2019-02-01 / 阅读(75) / 评论(0)

阅读空间

每日一词【753】side effect：副作用

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示，Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革，但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(102) / 评论(0)

英语每日一词

年轻人更容易倾向自杀

Suicide is the leading cause of death for Chinese people aged 15 to 34, and the fifth biggest killer - after cardiovascular disease, cancer, respiratory disease and accidental death - among all age groups, a report by the Chinese Association for Ment

发表于:2019-02-05 / 阅读(69) / 评论(0)

阅读空间

温室效应 The Greenhouse Effect

As the development of the society, people want to conquer the environment, they use the high technology to change the environment, when people are satisfied with what they did to the nature, the nature is starting to teach human being a lesson. In th

发表于:2019-02-06 / 阅读(96) / 评论(0)

英语作文

2020年无人机会抢走哪些工作

发表于:2019-02-08 / 阅读(96) / 评论(0)

英语新闻

农业部长谈中国食品安全问题

Han Changfu said that food security is always a major issue in China, a country with a population of 1.3 billion people. He pledged that authorities will keep the zero-tolerance attitude towards food security issues and will spare no efforts to solve

发表于:2019-02-13 / 阅读(153) / 评论(0)

英语新闻

学个词Learn a Word 第753期 side effect

发表于:2019-02-13 / 阅读(155) / 评论(0)

英语单词荟萃

老外告诉你：什么时候该“被动”

在讲解被动态的适用范围之前，我们先来复习一下被动态的结构：be+done，即be动词体现时态再加上被执行动作的过去分词。现在，小编分别举一个主动句和一个被动句，你们感受一下主动句和

发表于:2019-02-14 / 阅读(84) / 评论(0)

阅读空间

Pope leaves Vatican, resignation takes effect

VATICAN CITY, Feb.28 (Xinhua) -- The resignation of Pope Benedict XVI came into effect at 8 pm local time (1900 GMT) on Thursday, who had left the Vatican by helicopter for the papal vacation retreat in south Rome earlier in the afternoon. The pope h

发表于:2019-02-17 / 阅读(110) / 评论(0)

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annual income tax return

asymmetric spreading

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