氨基甲酸酯类农药

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(81) / 评论(0) 分类 2006年慢速英语(七)月

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(73) / 评论(0) 分类 科技之光

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(64) / 评论(0) 分类 2017年Scientific American(二)月

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

发表于:2018-12-28 / 阅读(57) / 评论(0) 分类 趣谈英语

Millions of Americans enjoy playing golf. But golf courses are not known to be environmentally friendly. They demand a lot of fresh water, fertilizers and herbicides to keep them looking green. Thats true of most golf courses. But lets look at one t

发表于:2018-12-30 / 阅读(64) / 评论(0) 分类 国家地理2008年

A group in Italy is preparing immigrants, mostly from Africa, for jobs as beekeepers. The group then helps to set-up meetings between these migrants and honey producers who need employees. International aid groups say European Union (EU) efforts to r

发表于:2019-01-03 / 阅读(328) / 评论(0) 分类 2017年VOA慢速英语(九)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(九)月

AS IT IS 2016-05-21 US Scientists Say Genetically Engineered Foods Are Safe 美国科学家宣称转基因食品是安全的 American scientists announced this week that genetically engineered food is generally safe for humans and the environment. Th

发表于:2019-01-12 / 阅读(46) / 评论(0) 分类 2016年VOA慢速英语(五)月

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

发表于:2019-01-13 / 阅读(77) / 评论(0) 分类 VOA标准英语2012年(六月)

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(94) / 评论(0) 分类 VOA标准英语2013年(五月)

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(93) / 评论(0) 分类 2018年NPR美国国家公共电台7月

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(55) / 评论(0) 分类 阅读空间

Girl ends life to donate eyes to dad NADIA: For days, Mumpy would listen quietly as the elders discussed how only an eye surgery could save her father's vision and a kidney transplant her brother's life. But both surgeries were beyond the family's me

发表于:2019-02-02 / 阅读(60) / 评论(0) 分类 阅读空间

NEW YORK - Amazon.com is working on a way to get customers their goods in 30 minutes or less by drone. The world's largest e-commerce company said it's working on the so-called Prime Air unmanned aircraft project in its research and development labs.

发表于:2019-02-04 / 阅读(62) / 评论(0) 分类 英语新闻

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(54) / 评论(0) 分类 阅读空间

It's perhaps the most controversial pick in the history of a respected award. Three pioneers in the science of genetically modified crops are receiving this year's prestigious World Food Prize, Thursday, Oct. 17 in Iowa. According to the prize citati

发表于:2019-02-06 / 阅读(124) / 评论(0) 分类 英语新闻

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:2019-02-08 / 阅读(76) / 评论(0) 分类 英语新闻

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(130) / 评论(0) 分类 英语新闻

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(65) / 评论(0) 分类 阅读空间

Efforts to curb access to the means to kill oneself can help, too. 限制自杀途径也能有所帮助。 Suicide is surprisingly impulsive. 自杀通常都是意料之外的冲动所致。 A study of young Chinese women who had tried to kill themse

发表于:2019-02-25 / 阅读(55) / 评论(0) 分类 经济学人综合
学英语单词
Abadszalok
actual elevation
allocation strategy module
answer in kind
antimanufacturing
audible ring
automatic clutch
banyallas
bi-stable
big-horn
block multiplication
bottom lath
canbank
centrifugal separating
clean condition
clubster
Comstock Act
Corydalis oxypetala
Cryptofauronol
cyberhackers
dead-even
dedicated register
diginorgin
Djinguines
edge predicate
enter a complaint
equivalent linear span
erect rowing
es saan (as saan)
Eveline
fast neutron
first countable topological space
foid monzosyenite
free economic zones
fuel tank strap
futurismo
gari truncata
gate count
godmershams
half valley
hasbeen
Ichtal
india-rubber trees
insurgency
irrealis
irregular meson decay
jettisonable auxiliary fuel tank
L-Xylulokinase
labspace
leucosequestration
machinery plant
matsusaka beef
Mau Escarpment
meat earth
meseemed
Montfort-l'Amaury
Munhino
non-operating profit
note command
Otradnyy
overcome difficulties
palatine fast yellow
partially filled hold
passenger vehicles
peasant farmer
pink powder
pleath
pompadours
quizzable
reduced cofactor
regular hemimorphy
relation schema
rigmarole
Rijndael algorithm
sand thickness
secondary hydration shell
Sidi Kacem, Prov.de
siliqua fasciata
sisemore
Spiraea hailarensis
standard test tape
stare
tactical qualities
technical reliability
the absurds
tiirough
to top
torpedo rack
torsion analogy
tractor-driver
Traube's dyspnea
travel(l)ing-wave theory
treat someone like a lord
unhumified
uterine sound
uveitic
wastewater disposal pump
water purifying
What is gone with someone?
wine pot
zambias
zanthoxylum fraxinoides hemsl.