饱和放大

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(165) / 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(181) / 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(191) / 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(248) / 评论(0) 分类 2015年Scientific American(一)月

Chinese smartphone vendor Xiaomi Corp, best-known for its online sales strategy, said on Wednesday that it aims to generate 70 billion yuan (10.2 billion dollars) in revenue from its stores in the next five years. 中国智能手机供应商小米公司

发表于:2019-01-03 / 阅读(192) / 评论(0) 分类 阅读空间

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(202) / 评论(0) 分类 TED演讲科学篇

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(195) / 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(196) / 评论(0) 分类 Scientific American(三)月

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(241) / 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(214) / 评论(0) 分类 2012年VOA慢速英语(一)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(160) / 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(167) / 评论(0) 分类 TED演讲国际问题篇

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(281) / 评论(0) 分类 英语语言学习

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(224) / 评论(0) 分类 VOA常速英语2007年(十一月)

We've all been there, looked at our watches and panicked, just like in Alice in Wonderland. -It's just a rabbit with a waistcoat -- and a watch! -Oh, my dear and whiskers, I'm late! I'm late! I'm late! Now it seems, time is also running out for Smart

发表于:2019-02-07 / 阅读(203) / 评论(0) 分类 英语新闻

Chinese tech giant Huawei on Wednesday said its global smartphone sales jumped by 39% in the first half of the year. 中国科技巨头华为周三称,其全球智能手机销售量今年上半年激增,增幅达39%。 It comes after the world's

发表于:2019-02-08 / 阅读(187) / 评论(0) 分类 阅读空间

During a news briefing at the Johns Hopkins Applied Physics Laboratory on Tuesday, NASA scientists revealed what they've gleaned from the latest photos of Pluto. The New Horizons spacecraft was set to make its closest approach of the dwarf planet on

发表于:2019-02-11 / 阅读(244) / 评论(0) 分类 英语新闻

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(258) / 评论(0) 分类 2018年科学美国人10月

电机行业常用的中英文对照

发表于:2019-02-18 / 阅读(296) / 评论(0) 分类 英文语法词汇

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(221) / 评论(0) 分类 双语有声阅读
学英语单词
-prim
a dirty look
acardius acormus
anode bottom
Anopheles splendidus
anti-logs
Appoigny
artivicial selection
as soon as look at you
bahama current
balanced articulation
barometric (height) measurement
be authorized
bodiless
branchiocranium
butterbeans
Calhoun City
canthrip
carbon loading cell
carrier hotels
chelonodon patoca
chulym r.
circumferential force
combustion header
concurrent i/o request
Data Circuit-terminting Equipment
Daurs
decamethylenbediamine
deliquesce
electro-mechanical analogy
elliptically polarized
foundry process
gasguzzling
go easy on something
green bean
homogeneous grouping
hygropetrica
insolameter
kastaby
kymocyctograph
labyrinth ischemia
machine-translation
marrin
master of one's fate
meslen
Muslyumkino
non-saturation mode logic circuit
nuclear energy cost
nutritional deficiency eczema
oil and gas
over-critical
overall operating length
passport data
piggy
platform pitman
platforming
pompene
pure phase filter
push polls
put the blame at the door of another
R.A.C.
Rabi
railway greening
rated delivery
resilience load
retirement benefits
riddah
riten.
schemas
sea gull effect
secondary key encrypting key
signature by facsimil
sludge pumping
smart network
Spearnose
speiring
spot stroke
strehte
suchitoto
sulfonic
T-head bolt
thimerosol
thiothixene
Tiquié, R.
torsional flutter
trailing shoe brake
transient suppression
trapa natanss
two-track recorder
UH (unavailable hours)
valve timing event
vasomotor paralysis
vesico-cervical fistula
videotapeed
wahveys
weggis dance (switzerland)
Wellman
wheeled transport
wuko
Xinshi Township
xuechaos