音标:[ˈreidəz] ;
n. 雷达( radar的复数形式 ); 雷达装置
n. measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects

You may have spotted V-shaped squadrons of geese heading south this fall. But for many migrantslike smaller songbirdsnighttime is the right time, when it comes to migration. Winds are gentler. And darkness helps them avoid airborne attacks. Of course

发表于:2018-12-02 / 阅读(90) / 评论(0) 分类 2016年Scientific American(十二)月

How Can Air Traffic Controllers Lose a Plane? 马航370航班失联事件仍无进展 From VOA Learning English, this is In the News. 这里是美国之音慢速英语新闻报道。 The search for a Malaysia Airlines passenger jet expanded this week

发表于:2018-12-08 / 阅读(59) / 评论(0) 分类 2014年VOA慢速英语(三)月

Get ready to run. In the thriller Live Free or Die Hard, Bruce Willis takes on an Internet-based terrorist organization, trying to shut down the United States, starting with traffic signals. It's a scenario that the US military worries someday may b

发表于:2018-12-11 / 阅读(66) / 评论(0) 分类 访谈录2008

AS IT IS 2016-09-29 Investigators: Missile That Hit Malaysian Airliner in 2014 Came from Russia 马航MH17空难调查结果:击中客机导弹来自俄罗斯 International investigators say a missile transported to Ukraine from Russia was responsibl

发表于:2018-12-16 / 阅读(107) / 评论(0) 分类 2016年VOA慢速英语(九)月

US Port Security Technology Evolving Millions of containers from around the world enter ports throughout the United States every year. The threat to U.S. national security at these ports have grown in the last decade and so has security. At a recent

发表于:2018-12-16 / 阅读(68) / 评论(0) 分类 VOA标准英语2011年(十月)

微波炉发明源于一项最高军事机密 Many people around the world use a microwave oven every day, not knowing that a crucial part of it was once a top military secret. 世界上许多人每天都在使用微波炉,但却不了解它曾经是一

发表于:2018-12-16 / 阅读(60) / 评论(0) 分类 VOA标准英语2016年(二月)

Today's show begins in Europe. A leader of the freeworld and a leader of the worldwide religion met for the first time yesterday.Relations between President Obama and Pope Francis have been stringed over disagreements concerning issues like abortion

发表于:2018-12-19 / 阅读(68) / 评论(0) 分类 CNN2014年(四)月

US space agency NASA has successfully located India's first lunar spacecraft Chandrayaan-1 that lost contact with ground controllers on Earth eight years ago. 日前,美国航天局NASA已经成功定位到印度首艘月球太空船--月球飞船一

发表于:2019-01-07 / 阅读(55) / 评论(0) 分类 英语新闻

By Al Pessin Washington 01 September 2006 The U.S. Defense Department says it conducted a successful test of its land-based ballistic missile defense system on Friday. Officials say a missile launched from California intercepted a target missile fro

发表于:2019-01-12 / 阅读(103) / 评论(0) 分类 2006年VOA标准英语(九月)

US Steps Up Pressure on Karzai to Sign Security Agreement 美国敦促卡尔扎伊签署安全协议 The United States is raising the pressure on Afghanistan's leader Hamid Karzai to sign a bilateral security agreement that would allow more than 8,00

发表于:2019-01-14 / 阅读(64) / 评论(0) 分类 VOA标准英语2014年(一月)

US Offers $10 Billion Weapons Package to Counter Iran Threats Secretary Hagel's visit to Israel could have been awkward. He was accused of being anti-Israel during his nomination hearing. But he got a warm welcome as did the weapons package he took w

发表于:2019-01-14 / 阅读(70) / 评论(0) 分类 VOA标准英语2013年(四月)

How Military Research Finds Its Way to Everyday Life 军事研究是如何走进日常生活的? WASHINGTON Sometimes simple scientific advances in one field can have value far beyond their intended use. Many of these advances can change the world an

发表于:2019-01-14 / 阅读(56) / 评论(0) 分类 VOA标准英语2015年(十二月)

A full investigation into the Yangtze River disaster is underway. A State Council team, joined by over 20 prominent experts has begun interviewing survivors, including the sunken cruise ship's captain and chief engineer, as well as the ship's designe

发表于:2019-02-05 / 阅读(72) / 评论(0) 分类 cctv9英语新闻2015年

By Al Pessin Washington 19 June 2006 S. Koreans use binoculars to look at the North side from Imjingak near the border village of the Panmunjom, north of Seoul, June 18, 2006 The Defense Department says in the absence of any statement by the North K

发表于:2019-02-05 / 阅读(127) / 评论(0) 分类 2006年VOA标准英语(六月)

Some Western states and Kiev rushed to find Russian involvement in the MH17 crash having no evidence to back their claims, Russias Deputy Defense Minister told RT. He invited Ukraine to answer 10 questions to prove their commitment to an impartial pr

发表于:2019-02-08 / 阅读(143) / 评论(0) 分类 英语新闻

饶舌:The Black Eyed Peas - Showdown 相关介绍 : 在四年的休整之后,三项葛莱美大奖得主、全球当红组合黑眼豆豆将于下周一6月8日在全球发行他们的第五张录音室专辑《The E.N.D.》。国内将由QQ音乐

发表于:2019-02-11 / 阅读(84) / 评论(0) 分类 节奏布鲁斯

The Chinese government is accusing Japan of falsely saying Chinese warships targeted fire-control radars at their vessels in the East China Sea. Foreign Ministry Spokesperson Hua Chunying says moves like these are unhelpful. The Japanese side has bee

发表于:2019-02-14 / 阅读(89) / 评论(0) 分类 英闻天下

The voters of Beirut have had their chance to let the politicians know what they think of the months and months theyve had to enjoy stinky rubbish piling up on the street. And in Beirut, a collection of disgruntled residents and opinion formers creat

发表于:2019-02-14 / 阅读(61) / 评论(0) 分类 中英双语新闻

Are you absent-minded? Sometimes I wish I were. So many things were achieved by people who just left something in their pocket or forgot to switch off a machine. Like what happened to this group of Swedish scientists. According to the British newspap

发表于:2019-02-21 / 阅读(88) / 评论(0) 分类 英语听力精选进阶版

Once inside the European Union, travel is easy. Passport checks are airports are rare, and the roads are open. Thanks to the so-called Schengen Treaty signed back in 1985 which only requires identity controls on Europe's external borders. But the per

发表于:2019-02-25 / 阅读(96) / 评论(0) 分类 英语新闻
学英语单词
abortive haul rate
absolute advantage theory
actss
air-ground communication network
ammunitions
Anchor away!
antiunitarian
arrowline
At the close order
atactic structure
automatic stoking
Barmecide feast
baseej
benignities
bleached hybrid
bonded organic paper
breed structure
bring sth into sth
bulb garden
calciprivia
carbon-chemistry
catadioptrical
ceiboes
chemoresistance
chromosomic
clowned on
column generation
composite rubber liner
compound knitting machine
diaper cover
directress, directrice
disclaimed property
dobbins
double wound
Eckwarden
effloresces
First Consul
first period of protection
gp91phox
grand lot scheme
image-amplifying device
index of gingival bleeding
inferior good
input/output switching
Inspector Javert
iodure
lasupol
Lewis,Gilbert Newton
license plates
lock relay
lustrations
maprik
maternal grandparents
Mazāvad, Rūd-e (Mazāwad Rūd)
minoltas
multicurrent electric locomotive
multimedia performance
neutron (-detecting) phosphor
nonadecamers
optical electronic viewing instrument
pericontinental area
personal outlay
petidion
plastic-laminate
point count
posts of shade
power arm ditcher
pseudotachylites
psykter
puebloans
Pyrsonympha
Rami labiales
regrooming
Rosava
ruthenium alloys
SDDU
seedliker
Segezha
set a good example to sb.
silverleaf nightshade
sinus penumatici
sinus sagittalis
state-owned
statutory
styomastoid foramen
SUFC
tilemaker
time cut out
TMB4
tone in
top management decision simulation
trachytic texture
Trade-eruption
train formation
transfinite function
treat with contempt
trefuses
Tylophora anthopotamica
vhsl
weep out
willaert
Ziko