聚合物滤色片

[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]

发表于:2018-12-03 / 阅读(203) / 评论(0) 分类 掌握英语发音

Prisma App Makes Art Out of Photos Pokmon GO is the most popular app in the world right now. But another new app is also getting a lot of attention. And its free. Prisma lets users add filters to photos to interesting, beautiful and strange effect. T

发表于:2018-12-08 / 阅读(126) / 评论(0) 分类 2016年VOA慢速英语(七)月

But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi

发表于:2018-12-11 / 阅读(128) / 评论(0) 分类 365个英语简短小故事

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(110) / 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(136) / 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(122) / 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(121) / 评论(0) 分类 60秒科学

From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a

发表于:2019-01-03 / 阅读(126) / 评论(0) 分类 2018年VOA慢速英语(一)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(160) / 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(133) / 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(182) / 评论(0) 分类 Scientific American(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(89) / 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(182) / 评论(0) 分类 VOA标准英语2016年(二月)

A: You dont look so good. B: I have a major stomachache A: Did you eat something strange? B: I had spaghetti with clam sauce for lunch. A: Maybe you have food poisoning. B: Yes, that could have been it, but I havent been feeling that great for the pa

发表于:2019-01-15 / 阅读(102) / 评论(0) 分类 英语情景对话-健康

吸烟有害健康(Smoking is hazardous to health。)。 常用表达: Have a smoke? 抽烟吗? Help yourself to a cigarette. 请抽烟。 Would you like a cigarette? 想抽支烟吗? Won't you have a smoke? 不想抽支烟吗? Please have a

发表于:2019-01-16 / 阅读(90) / 评论(0) 分类 实用英语

[0:0]feedback female fertile fertilizer反馈,反馈信息 雌的,女性的 肥沃的,富饶的 肥料 [1:25.7254]festival fiber fiction fierce节日,喜庆日 纤维 小说 凶猛的,残酷的 [2:12.0330]file filter finally finance档案,文件 过滤器,过滤咀 最后,终于 财政,金融 [3:1.05

发表于:2019-01-16 / 阅读(155) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

发表于:2019-02-03 / 阅读(172) / 评论(0) 分类 2007年VOA标准英语(五月)

Just as a clam came out to bask in the sun a snipe pecked at its flesh.The clam closed its shell and squeezed the snipe's beak.If it does not rain today and it does not rain tomorrow,you will be a dead clam,said the snipe.If you cannot free

发表于:2019-02-05 / 阅读(165) / 评论(0) 分类 趣味英语

1. You don't have to see each other every day. 你们不必每天都见面。 If you can, then why not? But you don't have to nag each other about you or your partner coming over just because you haven't seen a glimpse of each other for the day (yet)

发表于:2019-02-06 / 阅读(149) / 评论(0) 分类 实用英语

Good-bye my Fancy! Farewell dear mate,dear love! I'm going away,I know not where, Or to what fortune, or whether I may ever see you again, So Good-bye my Fancy. Now for my last-let me look back a moment; The slower fainter ticking of the clock is in

发表于:2019-02-26 / 阅读(246) / 评论(0) 分类 阅读空间
学英语单词
air cell size
aldur-
Amounderness
aquae statiellae (acqui terme)
Bandajuma
Barnesboro
been crying since the day
bidirectional block
Bills of Exchange Law
boat wave
bottle centrifuge
bourse
Chain on the quarter!
channel boat signal
charmers
Chinese Industrial Standard
circle of convergence
computerized serial system
con-peito-grain
counterelectrodes
cybertowns
direct proportion
dispersion range
double-mass analysis
dtmf (dual -tone multi-frequency)
edubba
electronic microscopy room
electrostatic dry spraying
excitation resistor
exposed gear
felled sale
filterstrips
follicle cell nucleus
francolinuss
frequency separating filter
greeven
gross bonded debt
Guayas, R.
Hasselborough B.
hdrs
hitch mechanism
Hydrochoerus capybara
i-meind
icns
ignition inhibition for fire prevention
in fact
inhibitory connection
initial protion
interest accrues to bank
intramedullary nail fixation instruments set
Kuban'
let me explain why i was late
level cutting
levinson's recursion
main engine abnormal
mastodont
Megamerinidae
milkier
monowheel
morbus vulpis
pale about the gills
patelas
Paularo
peincted
poling switching
Porifera(Spongia)
Presidente Prudente
priming-cock
psychogeneticists
puccinia gentianae
quinonez
radiodosimeter
reptitive failures
revalidate
rhodium carbonyl
Rhododendron fastigiatum
rural demography
safety-clutch
Saussurea paleata
school-to-school
secondary uranium
self centered
semi-vulcanization
shannonhouse
short-circuited brush
sitient
Slemish
speed of advance
stay still
thermality
Thevenard
thin bed technique
tied foundry
timber histology
tocodynamometry
transformer comparator bridge
vassalism
vesicularia perreticulata
vosges mountains
wedlease
wilson cloud-chamber
zawacki