聚合物絮凝剂

Unit Thirteen [00:03.24]FLATS AND HOUSES [00:06.30]1.Look at the drawings of the two flats [00:11.83]and listen to David and Kate talking about them. [00:16.07]Which flat are they talking about each time? [00:21.03]Write down the number of the flat.

发表于:2018-12-07 / 阅读(190) / 评论(0) 分类 教你怎么听

[00:00.00] Unit 4 [00:01.70]Lesson 13 [00:03.55]professor [00:04.57]教授 [00:05.59]Tim [00:06.87]迪姆 [00:08.15]Watts [00:09.08]沃特斯 [00:10.00]been [00:10.78]成为 [00:11.55]have/has been toglad [00:14.13]曾经到过 [00:16.72]glad [00:17.

发表于:2018-12-10 / 阅读(217) / 评论(0) 分类 广州初中3A

AUDIE CORNISH, HOST: The mysterious death of a Border Patrol agent in West Texas last November led to two opposing theories. Some folks were convinced that smugglers or illegal border crossers attacked the agent with rocks. The local sheriff says he

发表于:2018-12-17 / 阅读(121) / 评论(0) 分类 2018年NPR美国国家公共电台4月

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(147) / 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(178) / 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(158) / 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(165) / 评论(0) 分类 60秒科学

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(213) / 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(164) / 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(214) / 评论(0) 分类 Scientific American(四)月

04 My Dad's a Secret Agent Kenn Nesbitt My dad's a secret agent. He's an undercover spy. He's the world's best detective. He's the perfect private eye. He's a Pinkerton, a gum shoe, He's a snoop and he's a sleuth. He's unrivaled at detecting and unc

发表于:2019-01-09 / 阅读(172) / 评论(0) 分类 希望长着翅膀

A: I was calling in to see if there had been any response from the buyers regarding my counteroffer. B: Yes, the buyers agent just contacted me while I was at an Open House. A: Did they state whether the counteroffer worked for them or not? B: They a

发表于:2019-01-11 / 阅读(143) / 评论(0) 分类 卖房英语情景对话

AS IT IS 2014-04-23 Agent Orange Removal Continues in Vietnam Hello, my friends, and welcome back to the program that helps you learn and improve your American English. Im Jim Tedder in Washington. Today we return to Southeast Asia to hear about effo

发表于:2019-01-12 / 阅读(185) / 评论(0) 分类 2014年VOA慢速英语(四)月

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(122) / 评论(0) 分类 2016年VOA慢速英语(九)月

By Matt Steinglass Hanoi 26 June 2007 When Vietnamese President Nguyen Minh Triet met United States President George Bush in Washington last week, they announced new efforts to tackle the damage caused by Agent Orange. Although the countries agreed v

发表于:2019-01-13 / 阅读(182) / 评论(0) 分类 2007年VOA标准英语(六月)

'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(233) / 评论(0) 分类 VOA标准英语2016年(二月)

今天我们要学的词是nerve agent. Nerve agent 神经毒剂。British officials said the chemical nerve agent known as Novichok was used in the attack on an ex-Russian spy and his daughter. 英国官员说,对一名前俄罗斯间谍和他女儿

发表于:2019-01-26 / 阅读(172) / 评论(0) 分类 英语单词荟萃

Owen joins Stoke as free agent LONDON, Sept. 4 (Xinhua) -- Former England striker Michael Owen has signed for Stoke City as a free agent, said the English Premier League side on Tuesday. The 32-year-old sealed a one-year contract with Stoke after bei

发表于:2019-02-05 / 阅读(173) / 评论(0) 分类 英语新闻

RIO DE JANEIRO, Feb. 20 (Xinhua) -- The agent of Brazil starlet Neymar has accused Pele of hypocrisy and jealousy after the football legend's stinging attack on the 21-year-old's attitude. In a controversial newspaper interview published on Wednesday

发表于:2019-02-07 / 阅读(222) / 评论(0) 分类 英语新闻

Eternal Wave, a Chinese movie set during the anti-Japanese occupation era is set to be released in Chinese theatres on Friday. Eternal Wave or Mi Zhan(密战) as it is known in Chinese follows Lin Xiang, a secret agent working underground to reestabl

发表于:2019-02-14 / 阅读(166) / 评论(0) 分类 2017CRI中国国际广播电台
学英语单词
ABSA Asia Limited
additional deformation
aiophyllus
air measuring device
Alampur
Angelica tenuissima
apparant focus
army and navy number
Art-nouveau Movement
banged around
betulaceous
broadcast signal carriage
Bupleurum longiradiatum
bursids
Calaceite
candelieri
cellulose type electrode
certainty factor algebra
chukucythere phytolobosa
cold labeling
confining factor
conpoy soup
corrosion products
differential regulating transformer
dimensional error
double-dipped
double-hung window
early leaf fall
eave edging
electrooptic(al) crystal
enamellists
enteromorpha linza (l.) j. ag.
epic
evolutionary socialists
excavatus
family Fregatidae
fire danger
fuel rod failure test
futharks
goddards
Gould Belt
grimful
Guaqui
haematite (hematite)
halberdleaf yellow violet
hamiltonian state function
harrovia albolineata
hungry soil
illeis shensiensis
indonesian high school for performing arts (imkl)
Kadnikovskiy
ketorfanol
levelling bench
lord high chancellors
low vertical photograph
material radiation effect
medium grease
microwave pasteurization
mikoshi
mixed organic matter
modern chinese history
mud-pack
neutron instrument
nommo
north-south directions
Norwegian monetary unit
not know what hit one
operatises
outard
paracoquimbite(slavikite)
payroll analysis
phorticella albicornis
pivot step
Platyspirifer
plugbar change-over unit
pneumatic bumper
power take off dynamometer
professional growth
radio blackout
scalenus anticus syndrome
scarred tongue
sell sb sth
slavemakers
spread-eagler
structure perturbation approach
sttype
systemic hyalinosis
temperature-regulation
the dinner table
the Great Bear
turn the penny
unfreedoms
urethane polymer
user_input
V-particle
veratric acid
wafer chip, wafer-chip
warp pique
what's your
zadoiensis
zebrina
zinc cadmium telluride