烟酰吗啉

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(238) / 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(245) / 评论(0) 分类 探索与发现2013年

An assistant at the morphing matter lab drops a few pieces of flat dry pasta into a pot of boiling water. In a few minutes, these rigid flat strips will turn into soft spiral shapes called fusilli that can hold a lot of tasty sauce. Packaging dry pas

发表于:2018-12-08 / 阅读(262) / 评论(0) 分类 VOA标准英语2018年(十月)

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(275) / 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(205) / 评论(0) 分类 2015年VOA慢速英语(五)月

By Doug Levine Washington 30 April 2006 Donald Fagen likes to take his time. It took his group Steely Dan more than 20 years to tour, and it took the singer and keyboardist even longer to tour as a so

发表于:2018-12-16 / 阅读(333) / 评论(0) 分类 2006年VOA标准英语(四月)

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(219) / 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(200) / 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(218) / 评论(0) 分类 英语访谈对话

一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的

发表于:2019-01-08 / 阅读(387) / 评论(0) 分类 英乐时空

一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的

发表于:2019-01-10 / 阅读(709) / 评论(0) 分类 英乐时空

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(195) / 评论(0) 分类 实战口语情景对话

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(241) / 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(240) / 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(208) / 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(260) / 评论(0) 分类 有声英语文学名著

1) G2G = got to go = 我得走了 2) TTYL = talk to you later = 一会儿再聊 3) XOXO 亲亲抱抱

发表于:2019-02-07 / 阅读(501) / 评论(0) 分类 OMG美语

Every year, TIME selects the best inventions that are making the world better, smarter andin some casesa little more fun. Here's which ones made this year's unranked list. 每年《时代》周刊都会选出让世界变得更美好、更智能或者更

发表于:2019-02-07 / 阅读(250) / 评论(0) 分类 英语新闻

And the powerful lobby group Manufacture Australia has chosen controversial former underwear Queen Sue Morphett as its new chairwoman. And she resigned last year as the Chief Executive of Pacific Brands where she axed 1,800 jobs and moved production

发表于:2019-02-14 / 阅读(256) / 评论(0) 分类 澳洲ABC新闻快递2013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:2019-02-27 / 阅读(282) / 评论(0) 分类 英语口语练习册
学英语单词
africanised
airling
Alternanthera
alternating system
antiketogenic hormone
antioside
aralia hispidas
bacteriologic(al)filter
be alienated from
bioprint
Birnin-Kudu
bounded convex set
brake bonder
Chebyshev's inequality
clamping lever
coanalysis
code bases
cono-
constant supply power
Crannon
credi
Cytisoside
defence surcharge
descending chromatography
desiredness
dielectric hysteresis
disemble
dynamic light scattering
electrical conductivity of solids
Ervedal
ex vivo perfusion
expansion comb
felltop
fetal heart monitor
field brightness
find command
fire gable
frame of driving sprocket device
full-cap stop motion
gear honing
genus rivuluss
get his
he-cats
hemiparasitism
his-tag
hyperquantization
impedance match method
interaction fault
inveiled
Jamaica dogwood
kerf bit
launching position indicator
lerche
level shift diode
Lezuza
lubricating felt
luncheon party
LYEL
mepazine
mercurating
midship draft mark
nagsman
Noichi
normal attack bomb mode
oil fatty
Oluku
omentorrhaphy
omophagies
Osterstedt
pedigree herd
pharma
plate tectonic theory
polystage amplifier
radiating canals
receipts and shipments
receiver-indicator
red body
regenerative power
rerailed
reversible medium
rickettsial abortion
Roegneria nakaii
root development
rule-based program
sheep-dung stool
shockleys
sinewing
single end triode
so much in common
special field artillery
stand in five deep
tardiness of mensis
test facility
timer command
two set
underlying galaxy
us air
Valkas Rajons
vortex lattice method
whares
working on all cylinders
worship at the shrine