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Splendid! He kept his telescopic cameras carefully aimedglued to their moving objective; 精彩片他小心地调着望远摄影机的镜头,盯紧了那移动着的对象。 clapped on a higher power to get a close-up of the frantic and distorted

发表于:2018-12-07 / 阅读(193) / 评论(0) 分类 美丽新世界

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(217) / 评论(0) 分类 2013年VOA慢速英语(二)月

BBC News with Julia Candler. A senior member of North Koreas government has warned that his country would react with a pre-emptive nuclear strike if it saw signs that the US was preparing to launch an attack. Speaking to the BBC, the Vice Foreign Min

发表于:2018-12-20 / 阅读(207) / 评论(0) 分类 中英双语新闻

This is Scientific American's 60s Science. I'm Karen Hopkin. This will just take a minute. Think about the tools used by biologists, perhaps test tubes and microscopes come to mind. But what about diapers? No, it's not the investigators in their work

发表于:2018-12-24 / 阅读(271) / 评论(0) 分类 2015年Scientific American(一)月

In my lab, we recently made a cancer nanodetector 在我的实验室,我们最近研制出了一种癌症纳米检测器, that is so small that it could travel into the body and look for tumors. 小到可以进入全身血液循环并寻找肿瘤。

发表于:2019-01-03 / 阅读(221) / 评论(0) 分类 TED演讲科学篇

Vicious weather in the southern plains. Two deadly tornadoes swirling in unison in southern Oklahoma. All of it caught on tape. There comes one right there. Look at them. They are all over. As you can hear, storm chasers were only reporters because i

发表于:2019-01-08 / 阅读(297) / 评论(0) 分类 CNN2010年(五)月

PCRthe polymerase chain reactionis a crucial tool. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases. To give researchers more genetic material to work with, a PCR instrument repeatedly heat

发表于:2019-01-08 / 阅读(219) / 评论(0) 分类 Scientific American(十)月

This is Scientific American 60 Second Science, I am Karen Hopkin, this will just take a minute. Every year, about 10 million tons of paper winds up in American landfills and incinerators, which is not only wasteful but adds CO2 to the atmosphere. Rec

发表于:2019-01-08 / 阅读(228) / 评论(0) 分类 Scientific American(三)月

序号 中 文 英 文 术语解释 缩写 来源 41 OADM公共控制信道 ODAM Common Control Channel OCCCH 42 正交信道噪声仿真器 Orthogonal Channel Noise Simulator OCNS 43 操作员确定闭

发表于:2019-01-08 / 阅读(241) / 评论(0) 分类 电信英语

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(280) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(245) / 评论(0) 分类 2012年VOA慢速英语(一)月

British scientists have found a drug used to fight leukemia that appears to stop multiple sclerosis in its early stages and restore lost function to patients. Although still in the clinical trial phase, it is being called by some, the most promising

发表于:2019-01-13 / 阅读(230) / 评论(0) 分类 VOA标准英语2008年(十月)

'Word on Street' Impacted Language in 2011 While 2011 is over, some of the words that came to define the past year are still very much with us, and may be for years to come. Since 2011 was an especially busy year for grassroots political action, many

发表于:2019-01-13 / 阅读(188) / 评论(0) 分类 VOA标准英语2012年(一月)

Because of course, the ear is, I mean, subject to all sorts of things. 这当然是因为,我是说,耳朵受制于很多因素。 The room we happen to be in, the amplification, the quality of the instrument,the type of sticks...etc., etc. 我们现

发表于:2019-01-18 / 阅读(182) / 评论(0) 分类 TED演讲国际问题篇

日本富士通实验室的研究人员开发了一种无线充电系统,可同时给一定范围内的手机、数码相机及手提电脑等各种移动设备充电,无需使用电缆。该系统最早可于2012年正式推出使用。该系统被

发表于:2019-01-19 / 阅读(314) / 评论(0) 分类 阅读空间

Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the science of the future to eve

发表于:2019-01-24 / 阅读(323) / 评论(0) 分类 英语语言学习

By Anjana Pasricha New Delhi 28 April 2008 India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. Anjana Pasricha reports from New Delhi, India wants to emerge as

发表于:2019-01-31 / 阅读(265) / 评论(0) 分类 VOA常速英语2008年(四月)

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(255) / 评论(0) 分类 VOA常速英语2007年(十一月)

Nobel in Physics for Controlling Laser Light 诺贝尔物理学奖颁给激光控制实验者 The main practical application of CPA so far has been in the eye surgery. It was the first one, and I think it is the one that is used by the most people fo

发表于:2019-02-14 / 阅读(297) / 评论(0) 分类 2018年科学美国人10月

The Revolution in American Higher Education To produce the upheaval in the United States that changed and modernized the domain of higher education from the mid 1860's to the mid 1880's, three primary causes interacted. The emergence of a half dozen

发表于:2019-02-25 / 阅读(248) / 评论(0) 分类 双语有声阅读
学英语单词
a-a-ls
acute phlegmonous enteritis
admiralty brasses
allysine residue
angle notched disk
angle of silence
arangurens
arithmetical error
assisted area
australimoosella et-animalia
band girdling
bass-reflex cabinet
Budgetary and Finance Committee
capucci
car-radio
carbo animalis
cardanols
coaliest
common capital
congenital limb defect
crossmarks
cryogenic medicine
crypt(o)-
descabellos
determining the items of work
Echizen-dake
electroencephalographic
epigenetic enrichment
fight off
food conversion
foreign host
four part counterpoint
galinski
geranylgeranyl
gerbers
Goniothalamus gabriacianus
Gorgonian
haplorchiasis
henna tattoo
high pressure electrode
hodeidas
Indian mallow
inseminated
interlock suit with contrast color
involute gear
kernel type estimator
L-Alpha-Bisabolol
lamergeyer
lbs.
lighting transformer
loparite
luvic phaiozems
male orgasm
mebane
melosira islandica
Mendelism
mesophily
microfibrillar structure
Mont. & B.
multiplier amplifier section
neck width
neophocaena phocaenoides
networlds
nonsensational
normalized energy
OCDM
OCR (optical character recognition)
omegoid
opaque liquid
open-mesh
out-flanks
overreflection
palmar creases
perilla
Phaseolus calcaratus Roxb.
photogrammetric survey
quellable
sarcoidotic pleuritis
secondary front
seismic fragility
shell effect
shimmy
short-selling
single-channel count
Small Holding Act
snap to it
stenson's duct
system assemble
systemic voltage
tender passion
thermoemission reactor
Tiedemann's nerve
toss up a coin
travelers
tubular electrodynamometer
unblinding
unmader
us http
vapour-phase reactor
vesicoureteral
wave-built
wrother