un. 光子计数器;光电计数器
[网络] 光子记数管

Unit2:At the Airline Counter 在航空公司柜台 X:Do you have any seat preferences,sir? X:先生,您对座位有什么偏爱吗? Y:Yes,could you put me in the non-smoking section? Y:有的,请把我安排在非吸烟区好吗? X:Yes.Would you li

发表于:2018-12-03 / 阅读(165) / 评论(0) 分类 出国旅游口语一本通

A: Have the owners come up with a counter-offer to my offer to buy their home yet? B: The owners have counter-offered three hundred and thirty-five thousand dollars. A: Should I accept their offer? B: There are two ways to respond. You can either com

发表于:2018-12-16 / 阅读(147) / 评论(0) 分类 英语情景对话-买房

Lawmakers approved the legislation on Sunday at the end of a week-long bimonthly session of the National People's Congress Standing Committee. An Weixing, head of the Public Security Ministry's counter-terrorism division, says threats from terrorism

发表于:2018-12-20 / 阅读(142) / 评论(0) 分类 2015CRI中国国际广播电台

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(132) / 评论(0) 分类 2015年Scientific American(一)月

A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub

发表于:2018-12-24 / 阅读(135) / 评论(0) 分类 Scientific American(十)月

第38期:At the Hotel counter X:Good evening,sir. X:晚安,先生。 Y:May I have the key for Room 358,please? Y:请给我358号房的钥匙好吗? X:Certainly.Oh,you have a message here. X:没问题。哦,这儿有人留言给你。 Y:Than

发表于:2018-12-26 / 阅读(197) / 评论(0) 分类 出国旅游口语一本通

A: I need help picking out a lotion. B: It would be my pleasure to help you. What do you need help with? A: I picked up some poison oak while hiking, and I cant stop itching. B: We have Technu, and it is available in lotion or cream. A: Do you find t

发表于:2019-01-11 / 阅读(125) / 评论(0) 分类 英语情景对话-健康

A: Excuse me, could you help me pick out a lotion? B: Sure, what is the problem? A: I got poison oak while hiking, and I need something to help me with the itching. B: I can suggest a product called Technu that comes in a lotion or cream. A: Which do

发表于:2019-01-11 / 阅读(105) / 评论(0) 分类 英语情景对话-健康

A: Your office called and said that the owners had made a counter-offer to my offer to purchase their house. B: To your offer of three hundred and twenty thousand dollars, the owners have counter-offered three hundred and thirty-five thousand dollars

发表于:2019-01-11 / 阅读(126) / 评论(0) 分类 英语情景对话-买房

Russia has ended its decade-long counterterrorism operation in Chechnya, an undertaking that led to broad restrictions on civil liberties in the war-torn Caucasus republic. The move could lead to the withdrawal of 20,000 Russian police and serviceme

发表于:2019-01-13 / 阅读(168) / 评论(0) 分类 VOA标准英语2009年(四月)

US Senators Call to Counter Russian, Chinese Propaganda U.S. Senators Rob Portman, an Ohio Republican, and Chris Murphy, a Connecticut Democrat, have introduced a bill aimed at countering propaganda from Russia, China and other countries. According t

发表于:2019-01-14 / 阅读(113) / 评论(0) 分类 VOA标准英语2016年(三月)

A: Have the owners answered back with a counter-offer for my offer to purchase the house? B: In response to your offer, the sellers have decided to counter-offer three hundred and thirty-five thousand dollars. A: That sounds pretty good to me, but I

发表于:2019-01-15 / 阅读(131) / 评论(0) 分类 英语情景对话-买房

A: Can you help me find a lotion for a problem I am having? B: Thats what I am here for. What questions can I answer for you? A: I have poison oak, and I need help with the rash that wont stop itching. B: The best product is Technu, and you can buy e

发表于:2019-01-15 / 阅读(125) / 评论(0) 分类 英语情景对话-健康

DAVID GREENE, HOST: I mean, let's listen to this. (SOUNDBITE OF TV SHOW, STAR TREK: THE ORIGINAL SERIES) JAMES DOOHAN: (As Captain Montgomery Scott) Ready to transport. WILLIAM SHATNER: (As Captain James T. Kirk) Energize. D. GREENE: Yes, the familia

发表于:2019-01-16 / 阅读(165) / 评论(0) 分类 2017年NPR美国国家公共电台7月

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(138) / 评论(0) 分类 TED演讲教育篇

我们给大家介绍过两个由bean这个字组成的习惯用语,它们是:Full of beans and not worth a hill of beans. Full of beans是指一个人精力充沛,not worth a hill of beans是一钱

发表于:2019-01-21 / 阅读(227) / 评论(0) 分类 美国习惯用语

Idiom: Over the counter ( medicine which does not require prescription ) Hit the book: Pay lip service Nuance Devote to Stick with Foster Creativity It's a great form of expression People pay a lot of lip-service to expressing yourself. But how can k

发表于:2019-01-22 / 阅读(223) / 评论(0) 分类 趣味青春英语

India Seeks to Counter Possible Backlash onMigration of High-Tech Jobs Anjana Pasricha India is asking Asian countries to resist a potential backlash in developed nations as Western companies move tec

发表于:2019-01-31 / 阅读(196) / 评论(0) 分类 VOA2004(上)--各类新闻

Ⅳ. Counter Offers 还盘 If a buyer does not agree with any or some of the transaction terms of a quotation or a firm offer, he sends a counter-offer. In the counter-offer, the buyer may show his disagreement to the certain term or terms and state

发表于:2019-02-14 / 阅读(218) / 评论(0) 分类 实用英语

今天我们要学的词是 run counter to. Run counter to意思是违反,背道而驰。Russian Foreign Minister Sergei Lavrov said the U.S.' recognition of Jerusalem as Israel's capital runs counter to common sense. 俄罗斯外长拉夫罗夫说,

发表于:2019-02-16 / 阅读(218) / 评论(0) 分类 英语单词荟萃
学英语单词
a stumble may prevent a fall
a-c machive
array pipelining algorithm
baghdadis
be off for
be promoted
best track
bloodguilty
bortam
box cable joint
brave west wind
circulus articuli vasculosus
coincident
coloured light
commencement of business
complex manure
corn meal water
cost-reimbursement rule
cromakalim
cut teeth spindle
debanker
defenceless
dhara
ephynal
fadwa
filling changing mechanism
filter infection
finite-sized sample
flat hammer
forcipula quadrispinosa
forward LAN channel
free cylindrical vortex
gazundering
get a foot in the door
h.p.s
half-matches
harold clayton ureys
hazel-hen
hemeprotein
independent operating unit
intrachange
ivy-league
jazz-mugham
Joubert
Juncus modicus
lay communion
lighthandedness
liken
macrocephali
malacothamnuss
massa copaibae
McKean
media fodder
meneses
metal-pool spraying
microelement geology
millrose
minerogentic province
movable center frog
multiple scattering effect
mustard pickle
mythemic
nonunder control light
nonzoologist
nuclear fuel regeneration
nuisancers
Numedal
palestrinas
pamature
Peach Springs
phasmids
place-names
plain eyebolt
primary time
procedure for preparation
program register
puzzolana cement
radioactive decay chain
rare-earth complex
refugee camps
reversed de Laval nozzle
runnerup
salinity measurement
santorini's duct (or accessory pancreatic duct (santorini))
secondary coast
shrink pack
spiral drill
succinctorium
suomalainen
Tamins
tarasques
Taylor series
tie courses
transferability of cheque
trawl line
ultrafining
unformatted logic record
vawter
verement
vertical sounding
Viton E
Zhatay