超外差激光接收机

Smith: Id like to remit 5000 dollars to my friend. 史密斯:我想给我的朋友汇5000美元。 Clerk: Please show me your ID card and tell me the receivers address. 职员:请出示你的身份证并告诉我收款人地址。 Smith: Room 20,

发表于:2018-12-03 / 阅读(195) / 评论(0) 分类 天天练口语

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(159) / 评论(0) 分类 VOA常速英语2008年(四月)

Telecommunication Telecommunication refers to communication over long distances. In practice, something of the message may be lost in the process. Telecommunication covers all forms of distance and/or

发表于:2018-12-08 / 阅读(164) / 评论(0) 分类 新概念英语第一册Flash第2版

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(151) / 评论(0) 分类 2013年VOA慢速英语(二)月

New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl

发表于:2018-12-16 / 阅读(134) / 评论(0) 分类 VOA标准英语2014年(二月)

听力题目: 1. (A). My son was the smartest. (B). We were shown the way by the boy. (C). It was a sunny day . (D). Some of them were bright. 2. (A). I made a phone call . (B). I read the meter. (C). I got some change. (D). I paid the bill. 答案:

发表于:2018-12-19 / 阅读(194) / 评论(0) 分类 新托福写作真题解析

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(162) / 评论(0) 分类 2017年VOA慢速英语(七)月

Digital Access Protocol(DAP) 数 字 访 问 协 议 Digital Volt Meter(DVM) 数 字 电 压 表 Digital TeleVision(DTV) 数 字 电 视 digital circuit 数 字 电 路 digital 数 字 的 data safety

发表于:2019-01-03 / 阅读(147) / 评论(0) 分类 电信英语

This is All Things Considered. I'm Michelle Norris. Phone calls from Sweden woke up two American scientists this morning, John Hall and Roy Glauber. They will share the Nobel Prize for Physics with a German Researcher Theodor Haensch. All three worke

发表于:2019-01-08 / 阅读(232) / 评论(0) 分类 2005年NPR美国国家公共电台

新英语口语900句 打电话 571. You're wanted on the phone. 有电话找你。 572. What number should I dial to get the operator? 找总机话务员我该拨什么号? 573. I want to make a long distance collect call. 我要打个对方付费的

发表于:2019-01-08 / 阅读(352) / 评论(0) 分类 新英语口语900句

A bar owner locked up his place at 2 a. m. and went home to sleep. He had been in bed only a few minutes when the phone rang.

发表于:2019-01-10 / 阅读(348) / 评论(0) 分类 英汉幽默故事选读

Key Sentences(重点句子) 62.I'm sorry,but he's on another line now. 对不起,他在接另一个电话。 63.Would you care to hold? 您要稍等一下吗? 64.Could you take a message,please? 能不能为我留下话? 65.I'

发表于:2019-01-11 / 阅读(171) / 评论(0) 分类 实用英语

Dialogue A (A:A young man B:Receiver) A:Hello.Can I talk to Miss Anna Li,please? B:I beg you pardon?Miss who? A:Miss Li.Anna Li. B:I'm sorry,but I don't know that name.Yo

发表于:2019-01-11 / 阅读(174) / 评论(0) 分类 英文语法词汇

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(218) / 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(183) / 评论(0) 分类 2012年VOA慢速英语(一)月

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(188) / 评论(0) 分类 VOA常速英语2007年(十一月)

What is the difference between regular mails and e-mails?As we know, regular mails have been usded for thousands of years,it is very inconvenience,for it took a long time to receive. Besides, it costs you some money. While e-mails is very convenience

发表于:2019-02-01 / 阅读(140) / 评论(0) 分类 英语作文

A bar owner locked up his place at 2 a. m. and went home to sleep. He had been in bed only a few minutes when the phone rang. What time do you open up in the morning ? he heard an obviously inebriated man inquire. The owner was so furious, he slammed

发表于:2019-02-16 / 阅读(165) / 评论(0) 分类 趣味英语

Dialogue A (A:Receiver B:Smith) A:Good morning.Beijing Trading Company.May I help you? B:Good morning.This is Mr.Smith of King Electronics Compa-ny.I'd like to speak to Mr.Zh

发表于:2019-02-24 / 阅读(183) / 评论(0) 分类 实用英语

俗话说:千里送鹅毛,礼轻情意重。中国自古以来就是一个礼仪之邦,互送礼物似乎是一个习俗也是传统。那么,你在送礼物的时候,会选择送一个比较好玩的东西还是会选择送一些比较实用

发表于:2019-03-04 / 阅读(181) / 评论(0) 分类 托福英语
学英语单词
air information symbol
aldinger
all politics is local
alphabetic character
Aluneon
ANZAM
as steadfast as a rock
Bagrian
balanceless
binding pick
bond broker
Breidvik
buarque
cabook
capacitive transducer
carnaged
cataloging code
chemical peritonitis
circumduce
compensation intensity
coxostermum
demand-reduction
denudated
dual input transistor
earth sign
electric two-speed wiper
electrolysis in mercury cell
endognaths
energy-saving package
error and trial method
flesh-worm disease
food advertising
four-point contact ball
gastric pits
genus cacalias
Gjendebu
gnb
gooselings
green monkey diseases
inexcessof
irrationable
iterative methods
knitted underwear
lightweight tinplate
liquid vortex contactor
liquor alumini chloridi
louse around
mclauglin
merchandise procurement cost
mongiardo
mups
National Capital Parks
needle instrumenter
nosologies
oftsithe
overbelling
Paliurus ramosissimus
paphia textile
patient-provider interaction
peregrine falcons
phagostimulants
phosphate equilibria
pool-side
populnea
potential transpiration
PPD-A
prejudicately
pro-forms
push rod brake cylinder
pyrolignesus
Quain' fatty heart
refik
rent collectors
rerouteing
S-L-V
Sallūm
San Miguel, R.
schyler
sea bow
seawant
self-heating dewpoint sensor
seventies bushes
shate
shoulder ring
Sint-Andries
SNGBF
spot weld bonding structure
squamodisc
stationary gear
stitch washer
strong brine
surrend
Symantec NetBackup
tape
there is no accounting for tastes
Third Party to Administrative Litigation
tyloma conjunctivae
uninstructed
ureteroureterostomy
users
yloged
zero-address instruction