高脉冲重复激光器;高脉冲重复率激光器

17Giving First Aid GLOSSARY nurse a medical professional who helps a doctor; a person who provides basic medial services, but isnt as highly trained and educated as a doctor* If you like taking care of people, but you dont want to be a medical studen

发表于:2018-12-03 / 阅读(190) / 评论(0) 分类 2007年ESL之就医和人际交往

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(94) / 评论(0) 分类 VOA常速英语2008年(四月)

Part One听辨练习 A. Listen to these exchanges, paying particular attention to the intonation of the question word. Then circle the correct response, a or b . 1. There was a big explosion in Texas.

发表于:2018-12-10 / 阅读(496) / 评论(0) 分类 4+1听力口语MP3

So how is it, doc? It goes alright? Good. OK. I have my pulse checked coz Jim from Texas says his pulse is fast, really fast and he'd like to know if he should worry about it. Is a fast pulse an indication of anything specific? Well, you'd know the n

发表于:2018-12-11 / 阅读(144) / 评论(0) 分类 访谈录2009

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(84) / 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(69) / 评论(0) 分类 VOA标准英语2014年(二月)

[0:0]remedy remote补救方法 遥远的 [0:53.7494]removal render renew rent除去,消除 使得,致使 重新开始 租用,出租 [1:31.7509]repetition replace represent representative重复,反复 代替,取代 表示,象征 代表,代理人 [2:28.3810]reproduce republican reput

发表于:2018-12-17 / 阅读(120) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

重复 Repetition 要求重复 Asking for repetition What? Sorry? Pardon? Beg pardon? Whats the exact you said? Im sorry. Pardon me? I beg your pardon? Come again please Say that again please What is it exactly , again please? Please say it once more. Wou

发表于:2018-12-26 / 阅读(79) / 评论(0) 分类 交流方式的多种表达

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(101) / 评论(0) 分类 2017年VOA慢速英语(七)月

This is Valentines Day and this morning, we have a few words about love and money. According to research from a major credit card company, the average man spends about $130 on his sweetheart. Women, spend about half that. For people who want to spend

发表于:2019-01-07 / 阅读(170) / 评论(0) 分类 2006年NPR美国国家公共电台

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(152) / 评论(0) 分类 2005年NPR美国国家公共电台

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(140) / 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(99) / 评论(0) 分类 2012年VOA慢速英语(一)月

Last month, Washington, D.C., opened a new kind of trade school of which it is immensely proud. This is not one of the old-fashioned vocational schools that taught literal nuts-and-bolts repair work or hands-on career training in fields like auto re

发表于:2019-01-12 / 阅读(85) / 评论(0) 分类 VOA标准英语2008年(九月)

(SOUNDBITE OF MUSIC) DAVID GREENE, HOST: So it has been a year now since a gunman killed 49 people at the Pulse nightclub in Orlando. And today on StoryCorps, we're going to remember Deonka Drayton, one of the people murdered that night. She was 32 a

发表于:2019-01-17 / 阅读(194) / 评论(0) 分类 2017年NPR美国国家公共电台6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(116) / 评论(0) 分类 VOA常速英语2007年(十一月)

Lesson 334 Your pulse is regular. 1.Your pulse is regular.您的脉搏正常。 2.I have a regular diet.我的饮食是有规律。 3.I'm not a regular lawyer.我不是正式的律师。 4.He has no regular work.他没有正式的工作。 5.It's my

发表于:2019-02-12 / 阅读(146) / 评论(0) 分类 辛沛沛NO-BOOK 辛沛沛傻瓜机口语极短句

The following phrases are used to participate in a meeting. These phrases are useful for expressing your ideas and giving input to a meeting. Getting the Chairperson's Attention 引起会议主席的注意 (Mister/Madam) chairman. May I have a word?

发表于:2019-02-13 / 阅读(81) / 评论(0) 分类 实用英语

Repetition Doesnt Work: Better Ways to Train Your Memory 比重复更有效的记忆方法 A team of scientists recently discovered that repetition is a terrible way to memorize informationand their findings highlight much better strategies. 一组科学

发表于:2019-02-17 / 阅读(75) / 评论(0) 分类 阅读空间

George Ⅲ asked the once wellknown wit, Horne Tooke,whether he could play cards. Your Majesty, replied Tooke, I am a mere childwhere cards are concerned. I cannot even tell a King from aKnave. 乔治三世问一度大名鼎鼎的才子霍恩

发表于:2019-02-17 / 阅读(79) / 评论(0) 分类 趣味英语
学英语单词
.pf
a snap
Achtkarspelen
acid rigor
adonilen
air-dropped expendable bathythermograph (axbt)
Alphitobius
Amatikulu
angiosialitis
apprent position
Aq. pluv.
aquafeed
backward shift
balanced two port network
barrans
be as good as one's word
Bonefos
breynia rhamnoides muell.-arg.
caesio digramma
Caeté, B.do
Camano I.
Cardamine calcicola
casous cataract
certification of carriage
cha-chaed
Chlorocaine
circuit performance
codehydrogenase I
continuation of sign
dauernarkose
deglorification
electron attachment coefficient
entry pass
family athyriaceaes
Federalsburg
flex cycle
Flosaskardh
folies de grandeur
get in there
go forward to
Guilin
hahniid
heteroceral
in order
induction-brazing
information firms
inspection copy
John Griffin
karst lake
la testa
lao
leontjev
lungmachi series
maximum excursion
mio-
n-dimensional rectangular array
nakate
needletail
Orchidales
organization by location
over-shave
pendant-type monorail scale
permeater
planer-type machine
playette
pornier
potsdam-sanssouci
psuedoalveolar
quotient module
reflective photoelectric switch
remove riser
repair man
repowering
rotodynamic machine
rubia akane erecta
rubid
scrutineer
sea-based missile
seal a promise
semi automatic advance
senior high school student
separator tank
settle out time
Shamkhal
sider-
slab trailing edge
Spanish West Africa
Standard English
superably
tax-paid in money
terajoules
terminative cases
transshipment to be allowed
ubiquitylation
unelided
uranotaenia (pseudoficalbia) yaeyamana
uremic coma
vasomotor paralyses
vibration proof structure
water plant
whole snipe
xanthoma disseminatum