亮度峰值放大

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(297) / 评论(0) 分类 美丽新世界

By Greg Flakus Houston 31 October 2007 As oil prices reach record levels, industry observers ponder a future of increased demand and a possible peak in production. A European group announced last week that world production peaked last year and will d

发表于:2018-12-08 / 阅读(307) / 评论(0) 分类 2007年VOA常速英语(十月)

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(328) / 评论(0) 分类 2013年VOA慢速英语(二)月

What would you do if . . . Suppose . . . Imagine . . . Present Hypothetical If I were rich, I would buy a bigger house. If I had a bigger house, I would invite my friends over. Past Hypothetical If Jack had been there, he could have prevented the inc

发表于:2018-12-17 / 阅读(334) / 评论(0) 分类 跟我学英语入门篇

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(297) / 评论(0) 分类 中英双语新闻

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(317) / 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(319) / 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(336) / 评论(0) 分类 Scientific American(三)月

A: Youre voting, right? B: Yes, I am, but Im not voting for who youre voting for. A: Why is that? B: I dont like that candidate. A: Why dont you like him? B: I do not find him to be very intelligent. A: He is very smart. B: Hes not smart, and I dont

发表于:2019-01-15 / 阅读(340) / 评论(0) 分类 英语情景对话-选举

A: Are you going to vote? B: I am so excited to be voting. A: Do you know who youre going to vote for? B: I am so impressed with the candidate Im going to vote for. A: Whats so great about him? B: I feel that he is very intelligent. A: Oh, really? B:

发表于:2019-01-15 / 阅读(249) / 评论(0) 分类 英语情景对话-选举

A: Will you be voting? B: I cant wait to vote. A: Who are you voting for? B: The person Im voting for is the best. A: What do you like about him? B: He is very intelligent. A: You think so? B: Thats right. Plus, I agree with his policies. A: Im glad

发表于:2019-01-15 / 阅读(299) / 评论(0) 分类 英语情景对话-选举

A: Are you going to vote this Tuesday? B: Yes, I am, and I am so excited. A: Have you figured out who youre going to vote for? B: I love my candidate. A: Why is that? B: My candidate is probably the most intelligent. A: Is that right? B: I also agree

发表于:2019-01-15 / 阅读(246) / 评论(0) 分类 英语情景对话-选举

A: Will you be voting? B: I wont be voting for the same person as you. A: Why? B: I really dont like your candidate. A: Whats your problem with him? B: I dont find him very smart. A: He is smart. B: I also dont agree with his policies. A: Hes a fabul

发表于:2019-01-15 / 阅读(302) / 评论(0) 分类 英语情景对话-选举

A: Are you going to vote? B: Yes, but not for the person youre voting for. A: Why not? B: I dont like him. A: Whats wrong with him? B: Hes not too smart. A: Thats not true. B: I dont agree with his policies, either. A: I think he is a great candidate

发表于:2019-01-15 / 阅读(295) / 评论(0) 分类 英语情景对话-选举

BBC Learning English London Life The English-Speaking Union Awards Callum:Hello, I'm Callum Robertson and this is London Life. One of the most famous buildings in London is Buckingham Palace and perhaps London's most famous residents are the Royal F

发表于:2019-01-16 / 阅读(408) / 评论(0) 分类 伦敦生活

Wasn't really thinking, wasn't looking wasn't searching for an answer In the moonlight When I saw your face 不要再较真地思考,不要再左顾右盼 不要再寻找一个答案 在优美的月光下 我默默地看着你的脸 Saw you looking

发表于:2019-01-16 / 阅读(254) / 评论(0) 分类 影视英文歌曲

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(282) / 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(420) / 评论(0) 分类 英语语言学习

Todd: Now, also your country is really famous for having different regions, correct? You have three main regions? Anja: We have four. Todd: Four? Anja: Actually. Todd: Could you talk about them? Anja: Yes, we have four regions and this actually conce

发表于:2019-02-07 / 阅读(254) / 评论(0) 分类 原版英语对话1000个

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(361) / 评论(0) 分类 双语有声阅读
学英语单词
ABC modulator
absolver
air equivalence
air flotation
allowe
anomodromy
autochthonous coal
automatic channel assignment
backfeed loop
bad colour
be confronted
bolotov
bond-trading
boundary face
bringing on stream
buyout bids
cache register
Camarles
chains of mountains
church musics
climatic cycles
Cosmianthemum
cry Ralph
culicoides (avaritia) orientalis
cut-off characteristics
Daiting
density-dependent inhibition
department store ownership group
dependent event
disease symptom
elbaum
electrical transformer
eudocio
Euonymus perbellus
fixatifs
forellenstein
GCW
ground-plan
Halachah
holomorphic vector field
hunting-dog
jar proof
jorums
laforgues
layout data
lie like print
life is one damn ed thing after another
lining segment of prestressed concrete
lubricins
lycanthropes
lymph ganglia
lymphoscintigram
manned space flight
migration value
multiple-use forestry
multiplying and dividing machine
natural order systematics
neofiber allenis
Ngomedzap
Nomo-zaki
order Erysiphales
Ozoban
paging unit
pariodontology
pedogenic process
plasma display
post-breakup
pre-coordination
processing support
pseudo-incontinence of urine
Radix Inulae Racemosae
raff
redox potential (eh)
Remeskylä
residual modulation
saickless
salmon
samarium iron garnet
scientis
screams
Shalu, L.
shiver in one's shoes
singerly
singhius hibisci
soil genus
Sound Signals in Restricted Visibility
speech bubble
staggerbush
stopess
tetrahedral phase diagram
thrust moment
tormenters
total correction
transept
tubular diaphragm
twiche
twin ibeam
unapparel
unsuddenly
Uromi
us p
wheeze