美国线规

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.

发表于:2018-12-02 / 阅读(155) / 评论(0) 分类 Scientific American(八)月

Broadcast: Feb 14, 2003 By Cynthia Kirk and Nancy Steinbach Welcome to AMERICAN MOSAIC -- VOA's radio magazine in Special English. This is Doug Johnson. On our program today, We play some music for Va

发表于:2018-12-07 / 阅读(122) / 评论(0) 分类 VOA2003(上)-社会广角

This is Scientific American's 60-Second Science, I am Steve Mirsky,Got a minute? A team of Finnish and American geneticists has found that that, for some people at least, music is in their genes. In what the researchers called the first study of its

发表于:2018-12-24 / 阅读(87) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Still lots of undecided voters out there, with less than a week to go before election day. But many of these undecideds may already have made their choice. Even though

发表于:2018-12-24 / 阅读(98) / 评论(0) 分类 Scientific American(十)月

This is Scientific American 60-second Science,I'm Cynthia Graber.This will just take a minute.Iconic works of art get exhibited worldwide.But as those paintings age,they can become to fragile to extend travel around the globe.The paint can be visuall

发表于:2018-12-24 / 阅读(94) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

发表于:2018-12-24 / 阅读(163) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Most of us follow the beat of our own drummer. But it turns out that members of our social networks are great predictors of how well respond to future events. In a s

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(三)月

1429 、 电线 electricwire 1430 、 电线退皮钳 wirestripper 1431 、 电导率 electricalconductivity 1432 、 电导量 conductance 1433 、 电压 voltage 1434 、 电压比 voltageratio 1435

发表于:2019-01-03 / 阅读(159) / 评论(0) 分类 英文名句短语

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? The results are in, and, Americans pretty much like science. Eighty-four percent of those polled think that sciences effect on society is mostly positive. Thats the resu

发表于:2019-01-08 / 阅读(143) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Many people love what they consider a suntan's healthy glow. But the color you get from eating vegetables might be the most attractive glow of all. Tha

发表于:2019-01-08 / 阅读(256) / 评论(0) 分类 Scientific American(一)月

By Scott Stearns White House 13 October 2006 U.S. President George Bush says tighter security at American sea ports will make the nation more prosperous and better prepared for possible terrorist attacks. George Bush speaks before signing the Securi

发表于:2019-01-11 / 阅读(185) / 评论(0) 分类 2006年VOA标准英语(十月)

Words and Their Stories: Grapevine Now, the VOA Special English program WORDS AND THEIR STORIES. Some of the most exciting information comes by way of the grapevine. That is so because reports received through the grapevine are supposed to be secret.

发表于:2019-01-12 / 阅读(102) / 评论(0) 分类 2013年VOA慢速英语(五)月

【俚语】 down to the wire 直到最后一刻;直到最后关头 这一习惯用语来自号称皇家运动的赛马: down to the wire。这里的wire指赛马跑道终点拉的终点线。它在几乎不相上下的竞赛中有助于判断究竟谁

发表于:2019-01-17 / 阅读(173) / 评论(0) 分类 英语俚语天天说

By Joseph Mok Washington, DC 18 October 2006 watch Chickasaw Nation As indigenous people, Native Americans are distinctive in American society with their own language, culture, and history. But that has not stopped many Native Americans from embraci

发表于:2019-02-02 / 阅读(190) / 评论(0) 分类 2006年VOA标准英语(十月)

今天我们要学的词是down to the wire。 Down to the wire, 是直到最后一刻的意思。美国总统大选已经进入倒数计时,星期二一大早,全美各地的投票站就要开门了。 Presidential candidates McCain and Obama ar

发表于:2019-02-04 / 阅读(164) / 评论(0) 分类 英语单词荟萃

今天我们还要学几个美国总统大选中常用的习惯用语。我们曾经说过,英语词汇很多都来自体育运动。今天要学的第一个习惯用语就来自号称皇家运动的赛马: down to the wire。这里的wire指赛马跑

发表于:2019-02-04 / 阅读(208) / 评论(0) 分类 美国习惯用语

今天我们要学的词是down to the wire。 Down to the wire, 是直到最后一刻的意思。美国总统大选已经进入倒数计时,星期二一大早,全美各地的投票站就要开门了。 Presidential candidates McCain and Obama ar

发表于:2019-02-04 / 阅读(170) / 评论(0) 分类 英语每日一词

By Mohamed Elshinnawi Washington 01 June 2007 American Muslim schoolchildren Despite their deep dissatisfaction with the war in Iraq and U.S foreign policy, a major new survey found U.S Muslims--most of whom are immigrants--are largely integrated int

发表于:2019-02-12 / 阅读(178) / 评论(0) 分类 2007年VOA标准英语(六月)

Voice 1 Welcome to Spotlight. Im Adam Navis. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 It is August 7, 1974. A man stands

发表于:2019-02-14 / 阅读(182) / 评论(0) 分类 环球英语 Spotlight

Topics: McCarthyism and the House Committee on Un-American Activities; Famous Songs: Dixie; to overrate versus to overestimate; that versus so; the stakes are too high Words: McCarthyism Red Scare to play on demagogue hearing to blacklist to change (

发表于:2019-02-23 / 阅读(105) / 评论(0) 分类 美语听力 English Cafe
学英语单词
analog digital analog converter
apathetical
aquarius
be down for the count
berlow
bogolan
Bong-Siemens process
care of young
Cephalotaxus wilsoniana
change the line of production
channel profile
Chaohu
Clematis pavoliniana Pamp.
Clerodendrum kaichianum
cluster-specific model
complexone IV
delayed cyanosis
dentiscalprum
digital selector emitter
dilution limit
direct-coupling turbine
dispatching telephone control board with VF selective calling
Do as You Like
dynamic testing machine
earthshakingly
employee-management
even-sided twill
ews
face-saver
fieldboot
final-period management
fork tongs
gauge vapour pressure
genus vanillas
gibellula formosana
gonarthritis
grounding receptacle
head per track
histoglobocyte
hole-through
in a bang
in the name of wonder
indifferent mineral
insinuate
instrument observation
Isolapotamon
kozienice
kurzii
KYZ
little head
marine-power
maximum duty
miscible displacement of reservoir oil
moroccoes
multivariate signed rank test
naevus lichenoides
nobilissimus
objectives management
octette
osculating cubic curve
otlier
oturia
overloading
paleokrassas
Penn State
phase spacing
pragmaticists
priapulids
promette
proper inflation
Rajab
reinforced weld
resell
retirement plans
revolving power
rwho
safehaven
self-irony
sensitized bacteria
serum diagnostics
ship's speedometer
special purpose information retrieval system
steamboater
Stensen's plexus
stick-to
stop image
straightly travelling s/r machine
synodic period
thames television
thermocolorimeter
unconfronted
unconstrained mechanism
unctuous
under-nourished
vertical plumb
windiness
wivern
yankus
zero-order Bessel function
zmud
zygorhynchus moelleri