[网络] 声波频率;超声波工作频率;超音波频率

Technology Report - Social Innovation Summit 2012 Comes to an End From VOA Learning English, this is the Technology Report in Special English. More than 700 business leaders, government officials, investors and other people gathered last week in Moun

发表于:2018-12-01 / 阅读(121) / 评论(0) 分类 2012年VOA慢速英语(十二)月

What's the frequency kenneth is your benzedrine Uh huh I was braindead locked out numb not up to speed I thought I'd pegged you an idiot's dream Tunnelvision from the outsider's screen I never understood the frequency Uh huh You wore our expectations

发表于:2018-12-13 / 阅读(169) / 评论(0) 分类 Friends 老友记全10季英语插曲

Economics Report - A Closer Look at High-Frequency Trading 经济报道 - 近距离审视股票市场高频交易 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Once, stocks were traded through the

发表于:2018-12-16 / 阅读(150) / 评论(0) 分类 2011年VOA慢速英语(十)月

Tiny Bubbles Turn Water Into Effective Cleaning Tool 小气泡把水变成有效的清洁工具 While a stream of ordinary cold water may clean some dirt it is not considered an effective cleaning agent. But when two inventors at the University of So

发表于:2018-12-16 / 阅读(97) / 评论(0) 分类 VOA标准英语2015年(十一月)

This one is from Ruth! Is it a toy? What is it?! It's a penis! Penis! Penis! Well, well, okay... Give me that! Jen! I'm just helping that kid with the pinata. - Okay. - I'll show you how it's done, kid. Debster! You need drinks tonight. We don't do t

发表于:2018-12-28 / 阅读(76) / 评论(0) 分类 英文电影预告片填空

After meeting the foster moms, we all walk to the actual orphanage where Marissa was brought as a baby. We're told there are about 500 children living at this orphanage. There are tens of thousands of children just like them across China. All around

发表于:2018-12-30 / 阅读(83) / 评论(0) 分类 国家地理2007年

Doctors Have a New Tool to Identify Breast Cancer Breast cancer is the most common cancer in women worldwide. Early discovery and treatment can save lives. Scientists are working new ways to recognize breast cancer while at the same time studying exi

发表于:2019-01-03 / 阅读(105) / 评论(0) 分类 2018年VOA慢速英语(一)月

An official in Wisconsin says at least five people have been killed in a shooting rampage in northern Wisconsin. It happened in Crandon about 225 miles north of Milwaukee. President Bush paid honor to the men and women who put their lives on the line

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 美联社新闻一分钟2007

超声成像 ultrasonic imaging 实时成像 real-time imaging 灰阶显示 gray scale display 彩阶显示 color scale display 经颅多普勒 transcranial doppler 彩色多普勒血流显像 color doppler flow imaging 彩色血流造影 color flow

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 医学英语

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

发表于:2019-01-12 / 阅读(431) / 评论(0) 分类 2016年VOA慢速英语(十一)月

High Intensity Focused Ultrasound Used to Kill Cancer Tumor 高强度聚焦超声治疗恶性肿瘤进展 LOS ANGELES, CA There is a new way of killing certain cancer tumors that allows the patient to go home on the same day. Surgeons at the Keck Med

发表于:2019-01-14 / 阅读(98) / 评论(0) 分类 VOA标准英语2014年(九月)

High Frequency Traders Under Scrutiny 美司法部调查高频交易 The U. S. Justice Department is investigating the relationship between high frequency trading firms and major exchanges -- and regulators in Washington and the state of New York are

发表于:2019-01-14 / 阅读(151) / 评论(0) 分类 VOA标准英语2014年(四月)

小小泡沫把普通水变成强力清洁剂 While a stream of ordinary cold water may clean some dirt it is not considered an effective cleaning agent. But when two inventors at the University of Southampton added a little ultrasound the water beca

发表于:2019-01-19 / 阅读(96) / 评论(0) 分类 VOA双语新闻 2015年11月

Science and Technology Three-dimensional printing An image of the future 科技 3D印刷 印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用 U

发表于:2019-01-26 / 阅读(125) / 评论(0) 分类 经济学人科技系列

By Carol Pearson Washington 14 May 2008 Doctors say mammography is the best way to find breast cancer before it gets a chance to spread. But mammograms can miss some cancers, especially for women with dense breast tissue. Now, a new study shows for t

发表于:2019-02-02 / 阅读(95) / 评论(0) 分类 VOA标准英语2008年(五月)

There are many ways to express the frequency of events. Here are just a few. 你可以用许多方式来表达事情发生的频率,以下仅为其中一些。 1. a few times 1.几次 2. all the time 2.总是 3. almost always 3.几乎总是 4. almo

发表于:2019-02-03 / 阅读(161) / 评论(0) 分类 实用英语

Science and technology 科学技术 Three-dimensional printing 3D印刷 An image of the future 印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用

发表于:2019-02-06 / 阅读(107) / 评论(0) 分类 经济学人科技系列

视频在英语中常表示为: video frequency (V.F.); vision frequency; visual frequency; video 例句: 1. 谁说视频游戏不能被赋予教育意义? Who says video games aren't educational? 2. 选择面广而且视频质量高。 High qualit

发表于:2019-02-18 / 阅读(133) / 评论(0) 分类 英语口语

第五句型:主语 + 及物动词 + 宾语 + 宾语补足语 先回顾一下本讲第一节中有关宾语和宾语补足语的概念。 这个句型也是考试的重点,主要有三个难点: 1) 要不要 to的问题: The director wants

发表于:2019-02-20 / 阅读(122) / 评论(0) 分类 实用英语

Ana: Hey, Michael. I heard your mom is a zoologist. What is it exactly? Mike: A zoologist. Well, that's true. She is a zoologist. So a zoologist is someone who studies animals. Ana: Oh, interesting. So does she study all animals or does she focus on

发表于:2019-02-27 / 阅读(131) / 评论(0) 分类 英语趣味课堂
学英语单词
admiral of the narrow seas
air-spaced condenser
anesthesia of anterior palatine nerve
anti-skating,antiskating
arteriolopathy
axial-centrifugal fan
berberastin
berlina
bill t. jones & arnie zane company
built in threshing plant
Bwera
byerezhnitsa (berezhnitsa)
cachaemia
calcined coke
censorized
chain-smoke
chondrus crispuss
cinara juniperi
coreopsis gigattea (kellog) hall
corslet belt
daagu
dedur
dniester (dnestr) r.
don'tcha
Eagletown
earth quake wave
economic jurisprudence
electrical junction
electromagnetic missile
emergency steering procedure
equi-spaced
exchange gain and loss
export debenture method
family belonidaes
ferrocement beam
Festuca elata
filling procedure
firm currency
fortran based graphics package
full bottomed
galenic
genus Dipteryx
geriatric ergonomics
GLGH
glider catapult
hierarchy of operator
high pH value cement
hot pan
incredibleness
irregularities of the earth rotation
Jörlanda
Karkur
Koster's interferometer
lasduns
malignant trophoblastic tumor
manual-automatic switch
medial frontobasal artery
Medusettidae
mine-sweeping formation
much sought after currencies
nanoradian
not that it matters
nucleus band
outside combustion stove
over drive shaft
parametritial
paying it forward
phosphuret
pitakas
planetlike
pneumonococcus
Pokorni
Ponca
potential equalization conductor
power-factor characteristic
quasi-center of action
rate of pitch
rearranged
relay stagger time
religious revival
reusable resource graph
rotational isomerization
Saint Mary
Salcedo, Prov.de
score board
speech-communities
spring collet chuck
spurtings
stack underflow
sternohyoid
sulphafurazole
swivels for cargo loading block
taiga landscape
temperature of crystallization
time marches on
time-controlled gain
v-bridge
vires-
white dwarf branch
whiteheadians
willenson
zero sequence unbalance factor