光电追踪程序

Belly up, the fish is back lit and easier for him to see. Get it, get it, get it... Over there, go get it, go go... Oh, he missed it. It's very behind you. We can get it. Little Samu is just starting to use his sonar, but perfecting it will take some

发表于:2018-12-03 / 阅读(208) / 评论(0) 分类 自然百科2013年

SCIENCE IN THE NEWS - A Warning About Wireless Internet / Broken Heart Syndrome / A Question About Science and Engineering By Broadcast: Tuesday, February 22, 2005 (MUSIC) VOICE ONE: This is SCIENCE I

发表于:2018-12-07 / 阅读(175) / 评论(0) 分类 科技之光

AA: Im Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- a tribute to Allen Walker Read, who died this month at the age of 96. Mr. Read devoted his life to a kind of linguistic detective work on the origins of American speech. RS: As a

发表于:2018-12-19 / 阅读(156) / 评论(0) 分类 英语单词大师-Word Master

Tracing Ones Genealogy Aaron: Do you think you can help me trace my genealogy? Corrie: Sure, I can try. We can get started by talking to your parents and grandparents. Oral interviews will give us some names of your relatives. Aaron: Ive already talk

发表于:2018-12-27 / 阅读(286) / 评论(0) 分类 2015年ESL之日常生活

Beginners. When my computer doesn't work, or when I cannot get a good internet connection, I miss podcasting. I'm sorry that I missed last week, but it was one thing after another with computers. Do you ever have problems with them? They are so usefu

发表于:2019-01-01 / 阅读(206) / 评论(0) 分类 英语博客 A cup of English

英国每日电讯的一篇报道说,从经济角度考虑,不使用路由器却不关闭不是一个明智的选择。 夜里应该关掉路由器 The Telegraph has a report saying that 'wireless internet router is expensive on standby but is it

发表于:2019-01-01 / 阅读(173) / 评论(0) 分类 双语趣听精彩世界

Now, its time for the VOA Learning English program, Words and Their Stories. On this show, we talk about common, expressions in American English. Today, we will talk about the word line. Line is a simple, four-letter word, but it has many meanings, m

发表于:2019-01-02 / 阅读(358) / 评论(0) 分类 2017年VOA慢速英语(三)月

bit 位,比特 bit是binary digit的缩写,是衡量二进制码流的基本单位,也是计算机处理信息的最小单元。一个bit表示二进制数中的1或0。 BITNET Because It‘s Ti

发表于:2019-01-03 / 阅读(199) / 评论(0) 分类 电信英语

我听之我见: 西方评论界认为,若再找出一座石山,将美国现代音乐界的四位开国元勋头像雕刻上去,那么Johnny Cash必是其中之一。Johnny Cash是影响美国近代乡村、流行、摇滚与民谣界最重要的创作歌手之一,他以浑厚而深沉的 Lyrics I walk the line By Johnny Cash I k

发表于:2019-01-06 / 阅读(374) / 评论(0) 分类 音乐咖啡厅

When a hurricane heads toward the US coastline, all eyes turn to the National Hurricane Center in Miami. Its the official source for information on how powerful a hurricane is, where its heading and when it will hit. Emergency planners depend on the

发表于:2019-01-08 / 阅读(266) / 评论(0) 分类 2005年NPR美国国家公共电台

Black History Illuminated by Tracing Lives of Former Slaves Arlington National Cemetery is just outside Washington, D.C. Before it became America's most prestigious military cemetery, it was a thriving community of slaves and then former slaves. Here

发表于:2019-01-14 / 阅读(232) / 评论(0) 分类 VOA标准英语2013年(二月)

Network-Sharing System Improves Internet, Cell Phone Connections During major emergencies, like the Boston Marathon bombing in 2010, cell phone and Wi-Fi networks quickly get overloaded. A group of scientists at the Stevens Institute of Technology in

发表于:2019-01-14 / 阅读(202) / 评论(0) 分类 VOA标准英语2014年(十月)

Broadcast on Coast to Coast: October 24, 2002 Re-broadcast on VOA News Now: October 27, 2002 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- a tribute to Allen Walker Read, who died this month at the age of 96. Mr. Read devot

发表于:2019-01-25 / 阅读(175) / 评论(0) 分类 词汇大师(Wordmaster)

Bob McConnell, a retired engineer, set up a new wireless router in his home this year to get faster Internet speeds. Instead, he got the opposite, with his iPad often getting no wireless connection in his bedroom 为了获得更快的上网速度,退

发表于:2019-02-03 / 阅读(280) / 评论(0) 分类 阅读空间

APIPA, Automatic Private IP Addressing / 自动专用 IP 寻址 AppleShare AppleTalk AppleTalk Filing Protocol / AppleTalk 编档协议 AppleTalk network integration (formerly Services for Macintosh) /

发表于:2019-02-04 / 阅读(187) / 评论(0) 分类 实用英语

Artist James E. Taylor produced this sketch of the Freedmen's Bureau office in Richmond, Virginia, issuing food rations to old and sick former slaves in 1866 Some Americans can trace their heritage back to what we sometimes call the old country from

发表于:2019-02-06 / 阅读(246) / 评论(0) 分类 VOA标准英语2010年(一月)

听多了流行的歌曲,今天给大家来一首老歌经典,希望大家会喜欢。 如果大家有什么好歌,也可以给我留言或是在评论栏里给大家推荐。 I walk the line By Johnny Cash I keep a close watch on this heart of

发表于:2019-02-06 / 阅读(275) / 评论(0) 分类 好听的英文歌曲

Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe

发表于:2019-02-08 / 阅读(236) / 评论(0) 分类 英语新闻

Line In.... Line Down Line in... line down... line in* Line in... line down... line in... line down Line in... line down... line in... line down Line in and save me Myself can drug me down Line in, forever blissful Continue to line down Line in... li

发表于:2019-02-26 / 阅读(251) / 评论(0) 分类 英文摇滚歌曲

Helen: This is Real English from BBC Learning English. Im Helen. Zoe: 大家好,我是刘佳。Helen, 今天咱们要学的是什么最新表达呢? Helen: Todays new expression is bottom line. Zoe: Bottom line. Helen, 这个短语说的是什么啊? Helen: Well, bottom line is

发表于:2019-02-26 / 阅读(382) / 评论(0) 分类 地道英语在线听
学英语单词
6-hydroxychroman
absolute population estimate
added in
adeps
Afago
al latakhiyah
annular bearing
aposepalous
autobiology
beat yourselves up
C- section
CbmWin
cell density
Charrat
coil in
cold extrusion of die cavity
cold sealing
copepod crustacean
cut hunter
dashmats
demistor pressure
door control circuit
downrushed
drst
dysporomorph
El Tren
ending notification reference number
epithymy
ethyltin triiodide
extratarsal
field infiltration
flame radiation
flawed
floroxene
full series
graphoscope
group-well confluence
gruntometer
head boys
Hessian normal form
hirochika
hydrodynamic theory of fluid lubrication
ice barrier basin
initIndex
inspires
intermediate frequency generating set
internal check valve
jointly determined endogenous variable
katogenic
kitambilla
Lampropeltis getulus
langles
leather packing
lectulum
LePenism
long-distance navigation
LRR
LVSW
Magalang
manganesate
mbalax
Megaderma
menzy
mercantile enquiry agency
metacommand
microangium
mobility modeling
multiple position circuit
multitransformer spot welder
muynak
myorrhexis
Nigerian National Petroleum Corp.
nodulose
noise insulating material
oxidizer pump
payment upon arrival of documents
planned sale
pol-change
reliefe
research project
screw extruding briquetting
second level predicate
serial-parallel-serial
sewage disposal vessel
sigma virus
snap-action
spray cooled crystallizer
steam drain pipe
symmetric bilinear mapping
system converter
take her rest
taken separately
thread plug gauge
total stocks issued
twin beams
unbegrave
unequally spaced intervals
voice phishing
voice-frequency oscillator
volumetrical rate of reaction coefficient
worldwide treaty