激光频率校正元件

Lesson six Time Dialogue A Excuse me, Mam,what time is it ,please? Its 2:30 Thanks.what time is the next train? 2:45 I see.Is it on time? Yes,it is. Dialogue B Hi tom,what time is it,please? Its 6:45. Oh,no. Im late. Its ok. What do you mean? My watc

发表于:2018-11-27 / 阅读(707) / 评论(0) 分类 赖世雄初级美语入门篇

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(145) / 评论(0) 分类 VOA常速英语2008年(四月)

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(196) / 评论(0) 分类 Friends 老友记全10季英语插曲

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(130) / 评论(0) 分类 2013年VOA慢速英语(二)月

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(171) / 评论(0) 分类 2011年VOA慢速英语(十)月

今年是学习雷锋五十周年纪念日,雷锋同志说过:我要把有限的生命,投入到无限的为人民服务之中去。 请写一篇意思连贯,符合逻辑,不少于80字的作文。 在作文中,简单表述你对雷锋的崇

发表于:2018-12-17 / 阅读(130) / 评论(0) 分类 英语作文

在表示一个被动动作时,如果这个动作正在进行,或是与谓语表示的动作同时发生,我们可以用现在分词的被动形式。 【例如】 The bridge being built now will be completed in three months.This is one of the

发表于:2018-12-18 / 阅读(122) / 评论(0) 分类 2015年VOA慢速英语(八)月

Correcting and Explaining in Conversation Danny: You look like you need to relax. Sybil: Excuse me? Danny: What I mean is, you look like you could use some R and R. Sybil: I didnt know I looked tired and worn out. Danny: No, what Im trying to say is,

发表于:2018-12-27 / 阅读(181) / 评论(0) 分类 2013年ESL之就医和人际交往

Danny: You look like you need to relax. Sybil: Excuse me? Danny: What I mean is, you look like you could use some R and R. Sybil: I didnt know I looked tired and worn out. Danny: No, what Im trying to say is, people need leisure time once in a while.

发表于:2019-01-01 / 阅读(120) / 评论(0) 分类 地道美语播客

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(140) / 评论(0) 分类 2017年VOA慢速英语(七)月

I was behind my paper correcting. 把改卷子的事耽误了 . I was fooled by the terms. 我被这些名词搞糊涂了 . I was starved to death. 我饿死了 . I won't take no for an answer. 你非答

发表于:2019-01-03 / 阅读(124) / 评论(0) 分类 英文名句短语

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(193) / 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(167) / 评论(0) 分类 2012年VOA慢速英语(一)月

学做好人好事 今年是学习雷锋五十周年纪念日,雷锋同志说过:我要把有限的生命,投入到无限的为人民服务之中去。 请写一篇意思连贯,符合逻辑,不少于80字的作文。 在作文中,简单表述

发表于:2019-01-17 / 阅读(138) / 评论(0) 分类 英语作文

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(166) / 评论(0) 分类 VOA常速英语2007年(十一月)

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(185) / 评论(0) 分类 实用英语

can, could, may, might, must 皆可表示推测,其用法如下: 1)情态动词+动词原形。 表示对现在或将来的情况的推测,此时动词通常为系动词。 I don't know where

发表于:2019-02-05 / 阅读(127) / 评论(0) 分类 英文语法词汇

I work in our companys Toledo office and I was meeting with my counterpart in our Raleigh office. I was trying to explain to her our new proposal to make some changes in the corporate structure. But, it wasnt going very well. Rory: So, with the new p

发表于:2019-02-06 / 阅读(131) / 评论(0) 分类 地道美语播客

4.学做好人好事 今年是学习雷锋五十周年纪念日,雷锋同志说过:我要把有限的生命,投入到无限的为人民服务之中去。 请写一篇意思连贯,符合逻辑,不少于80字的作文。 在作文中,简单表

发表于:2019-02-09 / 阅读(128) / 评论(0) 分类 英语作文

学做好人好事 今年是学习雷锋五十周年纪念日,雷锋同志说过:我要把有限的生命,投入到无限的为人民服务之中去。 请写一篇意思连贯,符合逻辑,不少于80字的作文。 在作文中,简单表述

发表于:2019-02-18 / 阅读(141) / 评论(0) 分类 英语作文
学英语单词
a pub crawl
acute angle intersection
air way characteristic curve
antennal germ
aspirated form
atomistic simulation
bark press
base-exchange capacity
battlezones
be parall with
bold
bone content
bronchiolography
bufo bufo asiaticus
calculating table
carbide-bit
cheese-running
Ching-ming Festival
chrysiasis
desousa
double number
edge oneself into
edible snails
electric vibrating screen
estimate of population standard deviation
field emission electron image
flitch-trussed beam
gentrifiers
genus Dreissena
Grasselli abrasion machine
hadron era
hash vector
high strand integrity fibre
homografting
humints
hyperpolarizability
hypothecation insurance
infective lymphangiectasis
integral shrouded blade
Kirksyl
knee shield
knurling cutter
kontakarion
kvelled
LaVeyan Satanists
liquid dimmer
long line drawing frame
longleaf pine oil
Loxoscelidae
lubricating-method
macroradical
mathematical proofs
mechanical quadrature
methane-monitor breaker
monophenolase
Nakhl, Jab.
NAND gates
nephrolepis brownii
obligatory aerobe
oby
on-cost
Otungbade
oxidized wastewater
parity checker
Pialba
positive-control thyratron
prestress anchorage cable
process information
professional accreditation
proileus
pythium dissotocum
Quadtone
rabbit-myxoma virus
re-interpreting
resting spores
retackle
rhadar
rotary latch
rotary screen dryer
sabia schumanniana diels
sack conveyer
salient pole armature
serene drop
simaquk (samahkuk)
single-stage reactor
solid borer
solid top internode
sphere of Edoxus
spirlings
starting electro-pneumatic valve
stylographs
surface heater
systropus sauteri
the hump
time-phase dispersion
Tolisan
universal machine language
unligated
value of farm production
value-systems
vcus
victory speech