衰减运动

Section A Short Conversation [00:04.78]1.It seems to me that there is no need to have a screen on the door in the winter [00:12.04]We usually put it on in summer, don't we? [00:16.90]The only reason for having a screen on the door is [00:21.94]to kee

发表于:2018-12-01 / 阅读(307) / 评论(0) 分类 决胜六级英语听力

Section A Short Conversation [00:04.99]1. M:You're a wonderful cook,Ann. [00:09.64]Everything is so good. [00:12.98]W: Glad you like it. [00:15.91]I didn't do all of these dishes,though,Linda helped me. [00:21.45]Q: Who did all of the dishes? [00:24.

发表于:2018-12-01 / 阅读(361) / 评论(0) 分类 决胜六级英语听力

Section A [00:02.90]1.W:You've heard my report. Are there any comments? [00:07.94]M:On the whole,I agree with what you said. [00:12.20]But your last point about putting on a play doesn't seem to be very practical. [00:18.55]How can we put on a play w

发表于:2018-12-01 / 阅读(380) / 评论(0) 分类 决胜六级英语听力

by Jason Marshall In recent articles, weve talked about two methods of calculating average values, the mean and the median, and weve talked about some everyday uses for them such as how to use median averaging to get better photos. But thats not all

发表于:2018-12-07 / 阅读(254) / 评论(0) 分类 数学英语

The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb

发表于:2018-12-08 / 阅读(163) / 评论(0) 分类 VOA标准英语2018年(五月)

New Camera Records Invisible Motion The world is in never-ending motion, even when objects seem to be perfectly still. Researchers at the Massachusetts Institute of Technology use a special camera that shows these seemingly invisible movements. Many

发表于:2018-12-16 / 阅读(157) / 评论(0) 分类 2015年VOA慢速英语(二)月

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(220) / 评论(0) 分类 Scientific American(一)月

Researchers have discovered an almost universal word. Huh? You say? Even if you are not a native speaker of English, you probably dont need a translation for Huh? It appears that the word, or a very similar form of it, is used in most of the language

发表于:2018-12-28 / 阅读(124) / 评论(0) 分类 轻松英文阅读

Pre-Listening Vocabulary switch: move to a different position Wi-Fi: a wireless network that provides Internet connection Bluetooth: a trademarked name for a short-range wireless connection for computerized devices GPS: global positioning system, a s

发表于:2018-12-28 / 阅读(196) / 评论(0) 分类 趣谈英语

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日,BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(190) / 评论(0) 分类 英语新闻

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(233) / 评论(0) 分类 2017年NPR美国国家公共电台9月

But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭,但是仍有很多惊人的相似之处。 For example, most insects have smell detecto

发表于:2019-01-17 / 阅读(198) / 评论(0) 分类 TED演讲教育篇

63 火星的神秘运动 DATE=6-27-01 TITLE=SCIENCE REPORT - The Motion of Mars BYLINE=Mario Ritter (Start at 59

发表于:2019-01-30 / 阅读(223) / 评论(0) 分类 科技之光

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来,狗狗都是人类最好的朋友,从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(152) / 评论(0) 分类 英语新闻

Kerry Leaves Pakistan Hopeful, Despite Divides尽管有分歧 克里仍给巴基斯坦留下希望 U.S. Secretary of State John Kerry has wrapped up a visit to Pakistan with an agreement by the two countries to resume a dialogue on security issues. T

发表于:2019-02-01 / 阅读(184) / 评论(0) 分类 VOA常速英语2013年(八月)

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(173) / 评论(0) 分类 英文语法词汇

no-motion 升职却不涨薪水或福利 no-motion这个词的意思是A promotion without a raise or bonus,就是升职了却不涨薪水或福利,就好像没升一样。 例句: My boss gave me a no-motion as I was promoted to VP but still r

发表于:2019-02-06 / 阅读(207) / 评论(0) 分类 美国俚语

LOS ANGELES, Jan. 13 (Xinhua) -- Argo director Ben Affleck has won the Golden Globe for best director in a motion picture at the 70th annual Golden Globes Awards ceremony which is taking place at the Beverly Hilton in Hollywood, California Sunday nig

发表于:2019-02-08 / 阅读(201) / 评论(0) 分类 英语新闻

如果你要暂时逃离这个世界,与世隔绝,暂时不想和熟人接触,你可能会不接电话,不带手机,不上社交网站。通常是因为和恋人分手或者是工作不顺。 今天要介绍的俚语是airplane mode,用来形

发表于:2019-02-09 / 阅读(207) / 评论(0) 分类 美国俚语

Science and technology: Panda genetics 科技:熊猫遗传学 Hey dude. Give me six! 嘿,伙计。用六指击个掌吧! Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(215) / 评论(0) 分类 经济学人科技系列
学英语单词
advanced relocation regulator
agilops
airport-securities
Alcott, Louisa May
always supposing
asymmetrical short-circuit
auto-transductor
beat a dead horse
bib liotic
brokerage agency
brown-grey
Capsicum annuum L. var. grossum Sendt.
cell staining cage
cerceris variaesimilis
Cherry Burton
circumferred
clothing sizes
collecting power
computer-aided circuit analysis
Cornu quartz prism
county-court
crack-brain
cross education
decline of production
desean
directional overcurrent relay
dirzo
epi-wafer
error correction
external cylindrical abrasive belt grinding machine
fling up one's hand
freestanding object
fresnel principle
hacksaw cutter
Hastings Ra.
heat treated wood
heat-labile antigen
hyaluronate
hydraulic power plant
hydrogenating agent
ineffectuate
inner shroud
Jodwasserstoffsauresirup
kibozing
Krasnogorskiy
Lanfains
level of sound energy
liveroller
Loe
longacres
mangalores
mass advertising
methanolized
mineral aggregates
mugilogobius abei
n-hexaldehyde
nailhead spot
nevadite
night answering service
on-side
outside cylinder locomotive
over competition
philanthropizes
philo-Muslim
photoelectric roll gap measuring instrument
piriform lobe
platy structure
plumosite (boulangerite)
podopompholyx
Porsangen
prensation
proceedings at first instance
production control function
promotional expenses
pyecyst
record-breaker
rivex
Rogation Days
salad crop
scaridaes
schematised
search around
Sibelius Seamount
silymarins
soccer table
solenid
sound head
spadebone
speckled glaze
spill over
stenophagous organism
succinic acid dehydrogenase
sweep bandwidth
telephium
term shares
three-gun colour picture tube
timing gearbox
toll free number
tristearins
vilifications
Washington State
world-views