[网络] 硅烷改性聚合物

Prosecutors in South Korea are seeking warrants to examine the assets of those close to Choi Soon-sil, the woman at the center of the country's snowballing political scandal and the confidante of impeached President Park Geun-hye. Around 40 people ha

发表于:2018-11-27 / 阅读(581) / 评论(0) 分类 cctv9英语新闻2017年

14 A Rare Fossil Record The preservation of embryos and juveniles is a rate occurrence in the fossil record. The tiny, delicate skeletons are usually scattered by scavengers or destroyed by weathering before they can be fossilized. Ichthyosaurs had a

发表于:2018-12-07 / 阅读(538) / 评论(0) 分类 英语范文背诵20篇

The preservation of embryos and juveniles is a rate occurrence in the fossil record. The tiny, delicate skeletons are usually scattered by scavengers or destroyed by weathering before they can be foss

发表于:2018-12-15 / 阅读(317) / 评论(0) 分类 新东方现代文背诵篇章

Mosquitoes Genetically Modified to Prevent Malaria There may soon be a new weapon in the fight against malaria - a genetically-modified mosquito that kills the disease-causing parasite once it becomes infected. Malaria is a leading cause of death wor

发表于:2018-12-16 / 阅读(164) / 评论(0) 分类 VOA标准英语2012年(一月)

Spreading the World… Silbo Style By Susan Zimmerman Discovering an ancient whistling language on a tropical Atlantic island 1 All eyes and ears are upon teacher Isidro Mendoza when he enters the cla

发表于:2018-12-19 / 阅读(187) / 评论(0) 分类 彭蒙惠英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(187) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(218) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(187) / 评论(0) 分类 Scientific American(一)月

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

发表于:2019-01-02 / 阅读(204) / 评论(0) 分类 60秒科学

By Shally Zomorodi Los Angeles, CA 01 February 2007 watch Mozane report The two members of the pop duo Mozane have been working together for just five years, but have known each other for their entire lives. VOA's Shally Zomorodi reports the group's

发表于:2019-01-07 / 阅读(285) / 评论(0) 分类 2007年VOA标准英语(二月)

Jen: Hello and welcome to 6 Minute English from BBC Learning English. I'm Jen and with me today is Neil. Neil: Hello there. Jen: Todays story is all about allergies. If you have an allergy to something, your body reacts to it in a negative way. Do yo

发表于:2019-01-07 / 阅读(205) / 评论(0) 分类 六分钟英语

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(267) / 评论(0) 分类 Scientific American(九)月

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

发表于:2019-01-08 / 阅读(197) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(263) / 评论(0) 分类 Scientific American(四)月

5人 Actors: Tavern Keepe:(男主角) Young Man Keeper's Wife(女主角) Young Man Old Man Summary: Once upon a time, there was a tavern. Travelers and hunters would exchange silver ingots for copper coins and eat some food there. The tavern keeper a

发表于:2019-01-08 / 阅读(286) / 评论(0) 分类 英文剧本

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(163) / 评论(0) 分类 2016年VOA慢速英语(九)月

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

发表于:2019-01-14 / 阅读(286) / 评论(0) 分类 VOA标准英语2016年(二月)

By Scott Bobb Johannesburg 26 November 2007 Organizers of the 2010 soccer World Cup in South Africa are calling Sunday's preliminary draw in the southern city of Durban a success. They say they hope it will put an end to doubts about the African nat

发表于:2019-01-31 / 阅读(173) / 评论(0) 分类 VOA常速英语2007年(十一月)

BBC Learning English People and Places Sun Hai Nin SIG Sun Hai Nin: Well, hello everybody Im Hai Nin, Im from China and now Im in London. William:And Im William Kremer welcome to People and Places. You just heard a young Chinese Woman, Sun Hai Nin.

发表于:2019-02-03 / 阅读(516) / 评论(0) 分类 人与地方

极素白极纯净,没有一点尘埃,仿佛天堂的所在。这样美好无暇的颜色却让人刺痛得张不开眼。在这白晃晃的空间里,Silje对着镜头睁大她那毫无表情的瞳孔,低吟浅唱,旁若无人。 我们还是需要一点杂质的,这和我们无法呼吸百分之百的纯氧是一个道理。 My heart's not lonel

发表于:2019-02-04 / 阅读(317) / 评论(0) 分类 音乐咖啡厅
学英语单词
air mobile operation
Alaric I
allusionist
apron eaves piece
APUD cell
arctic mosses
arraigner
attdef
be all for something
be versant with sb
bimeter
buddy up to
butzers
calculated fuel consumption
capital subscriptions
chain plank conveyer
clipper
co-create
compressed card image format
container transport
countermemo
CSFC
DEN-1
destructive readout memory
device control register
double needle telegraph
drinking game
driving element slipping rate measurement
earth resources observation satellite
even chances
exchange permutation
exon
faradonervous
fishgraph
flea-pit
frenchman r.
Fuckit List
fullelove
hammill
helm (cloud)
hepatic microsomal oxidase
hiccup nut
hocus-pocus
hultz
hyaluronoglucosaminidase
hypocarpium
immatriculate
insurance of property
ischyja manlia
Kerandel's sign
knurled enamel
laborer's quality
life assemblage
line permutation
lithotomy position
lpq
metacercarial whirling disease
microcommunity
muddied up
mutter
nazarian
non discrimination
noncollinear
nonnegotiable treasury bond
odontocetis
on the loaf
over-work
piezochemistry
postal currency
pseudodox
put something to someone
rejected cheque
rock-defended terrace
romas
salols
serverless
setting point test
shelob
six-days-a-week
source of water supply
stick to someone like a leech
Stilciclina
strong viscose rayon
super-huge turbo-generator
supplementary data report
suspended-shaft crusher
sustentation
syndrome of fluid retained in stomach and intestines
tentative agreement
transaction services
tunes into
tunicae media
tunicate bulb
unventable
unvolatile
V ring
vertical shapping machine
vigure
visco(si)meter
warehouse fork lift truck
yeast milk
Yinlian