氟硼化吗福啉

[00:02.28]Dads Mandolin [00:06.89]My father was a self-taught mandolin player. [00:11.14]He was one of the best string instrument players in our town. [00:14.84]He could not read music, but if he heard a tune a few times, [00:19.17]he could play it.

发表于:2018-11-30 / 阅读(175) / 评论(0) 分类 英语专业晨读美文

nobody likes getting shots, but what if you could make the needles so tiny that they broke skin painlessly. engineers from top university have created such micro needles, made from major protein in silk, fibrolin. the work is in the journal of advanc

发表于:2018-12-02 / 阅读(99) / 评论(0) 分类 Scientific American(十二)月

My father was a self-taught mandolin player. He was one of the best string instrument players in our town. He could not read music, but if he heard a tune a few times, he could play it. When he was yo

发表于:2018-12-07 / 阅读(290) / 评论(0) 分类 英语精美散文22篇

From VOA Learning English, this is the Health Lifestyle report. When trying to make a successful career, which is better: being a generalist or a specialist? In other words, should you generalize and know a little about a lot of things? Or should you

发表于:2018-12-08 / 阅读(67) / 评论(0) 分类 2018年VOA慢速英语(十)月

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(90) / 评论(0) 分类 VOA标准英语2018年(十月)

Scientists Discover New Animal 科学家发现新的物种 From VOA Learning English, this is SCIENCE IN THE NEWS. Im June Simms. And Im Bob Doughty. Today we tell about a new animal species native to South America. We tell how agricultural chemical

发表于:2018-12-16 / 阅读(50) / 评论(0) 分类 2013年VOA慢速英语(八)月

Could a Tattoo Cost You a Job? 文身会让你失去工作么? In the 1960s U.S., a tattoo was usually a sign of anti-social or illegal activity. Few people had them. Today, at least one in five Americans has a tattoo, including sports stars, actors

发表于:2018-12-16 / 阅读(86) / 评论(0) 分类 2015年VOA慢速英语(六)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(171) / 评论(0) 分类 2006年VOA标准英语(四月)

Man Hopes to Define Every English Word with a Limerick There are many different methods for studying languages and learning new words. One man has come up with his own unusual way to define the meanings of words - through rhyming. He uses words that

发表于:2018-12-19 / 阅读(82) / 评论(0) 分类 2018年VOA慢速英语(三)月

24 MR. AND MRS. ANTOLINI had this very swanky apartment over on Sutton Place, with two steps that you go down to get in the living room, and a bar and all. I'd been there quite a few times, because after I left Elkton Hills Mr. Antolini came up to ou

发表于:2018-12-31 / 阅读(118) / 评论(0) 分类 有声英语文学名著

23 I MADE IT very snappy on the phone because I was afraid my parents would barge in on me right in the middle of it. They didn't, though. Mr. Antolini was very nice. He said I could come right over if I wanted to. I think I probably woke he and his

发表于:2018-12-31 / 阅读(91) / 评论(0) 分类 有声英语文学名著

AS IT IS 2014-02-10 What Engineers Do, and How They Learn 工程师们是怎样炼成的,他们平时都做些什么 Hello, and welcome to As It Is from VOA Learning English. Im Christopher Cruise in Washington. Today on the program, we explore the c

发表于:2019-01-12 / 阅读(83) / 评论(0) 分类 2014年VOA慢速英语(二)月

Painting Captures Moments after Lincoln's Assassination 画家用绘画捕捉林肯遇刺时刻 A rare painting showing the moments after U.S. President Abraham Lincoln was assassinated has been cleaned, repaired and restored. The oil painting is nam

发表于:2019-01-12 / 阅读(71) / 评论(0) 分类 2016年VOA慢速英语(五)月

Jonah Hex. Are these the boys you wanted? You surely have done us quite a favor. A transaction is all it was. I'll collect my hundred dollar bounty on them and be on my way. From Superman and Spider Man to Josie and the Pussycats, Hollywood has a lon

发表于:2019-01-13 / 阅读(108) / 评论(0) 分类 VOA标准英语2010年(六)月

SCOTT SIMON, HOST: The fires in Northern California have reminded many Americans of the courage, the heroism of the men and women who fight fires in forests and wilderness. A film called Only The Brave is based on the true story of the 19 Granite Mou

发表于:2019-01-16 / 阅读(62) / 评论(0) 分类 2017年NPR美国国家公共电台10月

By Chad Bouchard Jakarta 19 June 2006 Indonesian health officials say the country must cull more poultry to curb growing numbers of avian influenza infections. Indonesia has confirmed its 39th human death from bird flu, and outbreaks continue. -----

发表于:2019-02-05 / 阅读(150) / 评论(0) 分类 2006年VOA标准英语(六月)

LONDON, Aug. 9 (Xinhua) -- Chen Ruolin collected a high 422.30 points for the title of women's 10m platform diving at London Olympic Games on Thursday. It is the 200th gold medal China won from all the summer Olympic Games it participated in. Brittan

发表于:2019-02-07 / 阅读(82) / 评论(0) 分类 英语新闻

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(94) / 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(93) / 评论(0) 分类 澳洲ABC新闻快递2013年

地点:莫妮卡与钱德勒的婚礼现场 人物:莫妮卡,钱德勒,菲比,瑞秋 事件:婚礼仪式结束后,摄像师为大家拍照留念,菲比为了掩护瑞秋,谎称自己怀孕了。 Monica: What are you talking about? P

发表于:2019-02-16 / 阅读(77) / 评论(0) 分类 英语PK台
学英语单词
accumulator address
acouesthesia
airscrew turbine system
aljs
allowable-bearing stress
almost contact metric structure
amphiastral figure
Apopis
arrogantness
atmospheric deposition
bathycongrus wallacei
Birkholm
box classifier method
calcium aluminate hydrate
calving index
casodexes
chcs
check load
closed circuit television equipment
cold sponge bath
Coxeter diagrams
crash waggon
Daphne tripartita
diazanaphthalenes
disk adapter
dual tubing wellhead
Einstein-Podolsky-Rosen experiment
electrical breakdown tension
Emmerdale
emulsion viscosity
epimyocardium
fuel box
gedin
gruiformess
hafnia
Hall's solution
hammer interrupter
heresiarchs
high-pressure installation
hollow mandrel lathe
hua chin p'ao
Hurkett
hyperbetalipoproteinemia
improved plow steel (ips)
indirect open cycle
ion-selective electrode gas transducer
joined-up
kormendi
liner lead
lippens
loblolly bays
mass transportation
Maxton screen
mayibuyes
mefenamic acids
microprocessor chips
monishes
mumble
murrayfields
nonhouseholder
omnibus volume
optical sectioning
Pease Air Force Base
process of adjustment
pythagora
rangler tanz (austria)
remote mach number
reversing maneuver
row-crop boom
rumex acetosellas
satellite emergency position-indicating radio beacon
Schlenk flask
sealing wire
sesames
short paste
side bend
sidero
slug foot
Sonnichsen process
square coupling
steam jet water heater
stockholding system
sulphur deficiency
synchronous sound
syougatsu odori (japan)
take a cue
tar spraying tank
third-round
thyridium vestitum
tinlike
tobacco hornworms
trichogenic adnexal tumour
triode crystal oscillator
underground channel
unsuspectingness
uper
Velveeta
violent acceleration
Winchester goose
Y-12
YBP
z0 boson