光纤耦合激光二极管

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(88) / 评论(0) 分类 VOA常速英语2008年(四月)

auxiliary anode 辅助阳极 auxiliary grid 辅助栅极 auxiliary jack 辅助塞孔 auxiliary memory 辅助存储器 auxiliary signal 辅助信号 auxiliary transmitter 备份发射机 available powe

发表于:2018-12-08 / 阅读(86) / 评论(0) 分类 电信英语

2059 、 铸模;模子 mould 2060 、 铸模成形;倒模成形;模塑 moulding 2061 、 铸钢;生钢 caststeel 2062 、 铸铁;生铁 castiron 2063 、 廿三画 2064 、 纤维 fibre 2065

发表于:2018-12-08 / 阅读(85) / 评论(0) 分类 英文名句短语

Welcome to our home. Home for this quartet of eco-activists is a bus. And its touring the country to spread a message of sustainability. They call their effort bio-tour. We are seeing a society that is not living sustainably, that is exploiting reso

发表于:2018-12-11 / 阅读(54) / 评论(0) 分类 万花筒2008年

[00:04.28]Reading COME AND EAT HEAR(1) [00:09.12]Wang Pengwei sat in his empty restaurant feelling very frustrated. [00:15.05]It had been a very strange morning. [00:17.92]Usually he got up early prepared his menu of mutton kebabs, [00:23.28]roast po

发表于:2018-12-13 / 阅读(195) / 评论(0) 分类 高中英语人教版必修

3. This success, coupled with later research showing that memory itself is not genetically determined, led Erics-son to conclude that the act of memorizing is more of a cognitive exercise than an intuitive one. 【分析】复合句。句子主干是

发表于:2018-12-30 / 阅读(59) / 评论(0) 分类 考研英语长难句讲解

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(94) / 评论(0) 分类 2017年VOA慢速英语(七)月

1135 、 晶体点阵;晶体格构;晶格 crystallattice 1136 、 棘轮和爪 ratchetandpawl 1137 、 棘齿 ratchet 1138 、 棘齿弓钻 ratchetbrace 1139 、 壳型模塑 shellmoulding 1140 、

发表于:2019-01-03 / 阅读(102) / 评论(0) 分类 英文名句短语

[00:07.39]Lesson 57 1.Dialogue [00:12.54]AT THE DOCTOR'S [00:15.78]Sharon is visiting a doctor,Dr Yang. [00:21.03]What can I do for you,sharon? [00:24.58]Well,I couldn't sleep last night. [00:29.15]What was the matter? [00:31.90]I've got a pain here.

发表于:2019-01-10 / 阅读(256) / 评论(0) 分类 高中英语人教版高一

[00:02]A:Don't work me. [00:04]L:I'll walk you through collecting the evidence. [00:07]Just describe the restraints. [00:23]A:They're strange-looking handcuffs. [00:25]They look more like old shackles or something. [00:33]And her feet are are b

发表于:2019-01-14 / 阅读(88) / 评论(0) 分类 英美人天天都在说的4000句:跟着影视学最真实的口语

3. This success, coupled with later research showing that memory itself is not genetically determined, led Ericsson to conclude that the act of memorizing is more of a cognitive exercise than an intuitive one. 【分析】复合句。句子的主干是

发表于:2019-01-16 / 阅读(117) / 评论(0) 分类 考研英语长难句讲解

And I'm not sure how to fix it because I'm only a scientist. 我只是个科学家,不知如何解决这个问题。 But maybe one way to do it is to go back to the more natural way of communication, which is a dialogue, 但或许有个可行的方法

发表于:2019-01-18 / 阅读(82) / 评论(0) 分类 TED演讲科学篇

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(107) / 评论(0) 分类 VOA常速英语2007年(十一月)

This is Xaero - a vertical take-off and landing vehicle being developed by Masten Space Systems. The California start-up hopes the rocket will eventually carry pay-loads for NASA to altitudes of up to 30 kilometres, mainly to collect atmospheric data

发表于:2019-02-03 / 阅读(57) / 评论(0) 分类 英语新闻视频

INVITATION FOR BIDS, BID AND ADVERTISEMENTS 招标、投标和广告 Introduction Bidding is another form of trading in international business. When enterprises, utilities as well as governments are in need of certain materials, products or planning

发表于:2019-02-04 / 阅读(88) / 评论(0) 分类 实用英语

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(99) / 评论(0) 分类 实用英语

过去将来一般时的基本概念和形式 过去将来一般时(future-in-the-past indefinite tense)表示对于过去某一时间而言将要发生的动作或存在的状态。 过去将来一般时由should(第一人称)或would(第二、三人称

发表于:2019-02-08 / 阅读(108) / 评论(0) 分类 实用英语

如今,高端大气上档次已经成为众人耳熟能详的网络用语,凭借其无与伦比的受欢迎度,高端大气上档次一度位居十大网络用语的榜首。这句让无数互联网迷们捶足顿胸的潮流时尚用语,到底

发表于:2019-02-08 / 阅读(80) / 评论(0) 分类 英语口语

介绍: couple 夫妻;情侣; They're a couple. 他们是一对。 a couple of 一些 I've been living in Shanghai for a couple of years. 我住在上海有些年了。 couple up 与某人结合 和某人在一起 Jenny broke up with her ex and c

发表于:2019-02-13 / 阅读(83) / 评论(0) 分类 英语俚语天天说

China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin

发表于:2019-02-14 / 阅读(128) / 评论(0) 分类 2018CRI中国国际广播电台
学英语单词
-etic
aerosol analyser
al fazah (fazih)
apoideas
araneas
area coordinate
at rise
backup power supply
bad-weathers
becalls
beneventoes
canyon
circumpharyngeal connective
colgrasses
collarless
concrews
condimental
control surface
controlled postmortem programme
counterprejudice
cxyglutamic acid
date compiled
dead axial
decoupling resistance
deep plough and intense cultivation
dioptoscopy
disease transmitted by excrement of animals
Dr. Johnson
DTTV
Enophrys
excel oneself
exhibeatur
exsanguinality
FMD-ROM
funnel-shaped opening
G.R.
galli
gualloxan
hand firnishing
handfastness
have a great desire for
heterojunction photocathode
homologus antiserum
hyphoderma acystidiatum
indicating diagram
input output channel
japalura swinhonis
jet orifice separator
juddmontes
land-management
limit of dumping
local coordinate system
magnetohydrostatics
membranous menstruation
mill blunt files
monthly cost report
Mucosof
netlike thickening
nondisseminated
nonstarches
overgrowing
pancreatic phlegmon
particulate nitrogen in seawater
partition specification table
phonetic adaptation
planet gear
pneumatic clamping
portentifical
poundal foot
Prigorodnyy
principle of geometric reverse
radial drilling machines
radiocalcium
readyboost
reinstatement order
removers
rod lifter
romanzi
route processor
Rubus sumatranus
search field
semifluidities
shadow-line
shape of saddle
shorenstein
sonar blind zone
stock authorized
strikes a chord
suspended expanded metal lath ceiling
swamp rabbits
sweek
system of common law
the devil's picture book
threadjack
unrefurbished
up to one's eyebrows
versatile grinding machine
visonary
Weifang
welding code
whilest
youthiness