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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(210) / 评论(0) 分类 探索与发现2013年

-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(218) / 评论(0) 分类 探索与发现2013年

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(239) / 评论(0) 分类 2012年VOA慢速英语(四)月

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(176) / 评论(0) 分类 2015年VOA慢速英语(五)月

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(187) / 评论(0) 分类 VOA标准英语2012年(三月)

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(177) / 评论(0) 分类 探索与发现2014年

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(186) / 评论(0) 分类 英语访谈对话

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(291) / 评论(0) 分类 2007年VOA标准英语(一月)

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(236) / 评论(0) 分类 VOA标准英语2013年(五月)

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(170) / 评论(0) 分类 实战口语情景对话

A: I'd like to order a restock on my minibar. B: You finished everything in there, sir? A: Absolutely everything. B: What would you like to order? A: Three bottles each of Perrier and Jim Beam. B: Uh-huh. What else do you want? A: The apples were gre

发表于:2019-01-15 / 阅读(285) / 评论(0) 分类 英语情景对话-旅馆

A: I need my minibar restocked. B: Everything is gone, sir? A: There's not a drop left of anything. B: Is there anything in particular you'd like? A: Yes, the Perrier and the Jim Beam hit the spot. Let me have three more of each. B: Got it. Anything

发表于:2019-01-15 / 阅读(260) / 评论(0) 分类 英语情景对话-旅馆

A: Hi. My minibar is empty. B: You already finished off everything, sir? A: I finished off everything. B: Would you like anything in particular? A: The Perrier and the Jim Beam. Let me have three more of each. B: Beam and Perrier. Anything else, sir?

发表于:2019-01-15 / 阅读(278) / 评论(0) 分类 英语情景对话-旅馆

A: Hello! How do I restock my minibar? B: You've drunk everything, sir? A: I finished it all. B: Do you want the whole minibar, or just certain items? A: Send me up three bottles each of Perrier and Jim Beam. B: That's three Jim Beams and three Perri

发表于:2019-01-15 / 阅读(248) / 评论(0) 分类 英语情景对话-旅馆

A: My minibar is completely empty. B: Everything in that minibar has been consumed, sir? A: Everything's gone. B: Is there anything special you'd like? A: Just bring me three bottles each of Jim Beam and Perrier. B: Okay, sir. Three of each. Would yo

发表于:2019-01-15 / 阅读(313) / 评论(0) 分类 英语情景对话-旅馆

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(215) / 评论(0) 分类 2016年Scientific American(八)月

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(206) / 评论(0) 分类 原版英语对话1000个

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:2019-01-25 / 阅读(191) / 评论(0) 分类 英语趣味课堂

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(217) / 评论(0) 分类 有声英语文学名著

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:2019-02-27 / 阅读(255) / 评论(0) 分类 英语口语练习册
学英语单词
'phones
Aconitum brevipetalum
advise with
AETR (advanced epithermal thorium reactor)
afaldly
amithiozone
angular normal stress
appellative
artspace
asya
bar warp machines
be on hand
brazzavilles
burn of perineal region
Byron, C.
cambaye
Cauvin Bank
combined firing
communications zone
complete buzzer
compliance costs
conventional interest
corder
COSMON
crape myrtles
creeting
cripplingly
crystallite hypothesis
dealkylation of toluene
difforme
directly attached loop
disinfect of
distant position
dogday
epithelial neutrophil activating peptide
euchlaena mexicana
faeculence
familial amyloidosis
fassaite
Fischer von Erlach
fluid level indicator
flushing down
Fort Laperrine
free-replacement
glycoluric acid
Grand Cayman
grossy
ground preference relay
guntrips
hair tuft
heavy-duty hose
Howship's sign
Hydrophyllin
input-output limited
interrupt dependent processor
intisce
Kachinic
laurestine
leak stopper
line of divergence
look down
mammoplasia
median direction
multi-phase flow
mycophagists
on a small scale
order rudder angle
outweighing
pearwoods
photocharger
pneumo-hysteroscope
polyfluoro
pre arcing joule integral
Prednol
ravelings
ravensburger
rawk us
repunctuation
Reumatril
romanoffs
rump electron
run-time address
screen ore
seamed-efficiency
sheep red blood cell
sintering bed
sooty mold
southface
special paint
Structured Wireless Aware Network
subgrouped
the kimberley
there is no doubt
thin walled container
top water-level
trap amplifier
unmapped address space
vena hepatica mediana
visual pattern recognition machine
wilmen
wolf pt.
Zanthoxylum planispinum