[网络] 水平极化天线;水平极化的天线

听遍美国之空难性新闻[4]:20th Anniversary of Mt. St. Helens Eruption Twenty years ago a massive(1) blast(2) sideways from Mount St. Helens vaporized(3) forests in five thousand degree heat, flattened(4) hundreds of miles of timberland, and killed 57

发表于:2018-12-07 / 阅读(173) / 评论(0) 分类 听遍美国

Researchers find circadian clock in Monarch's antenna plays a major role in navigation Shelley Schlender | Michoacn, Mexico 22 March 2010 Scientists believe antennas are critical to the navigation of the Monarch butterfly. Related Links Monarch Watch

发表于:2018-12-16 / 阅读(150) / 评论(0) 分类 VOA标准英语2010年(三月)

今天我们要学的词是 polarized. polarized is spelled p-o-l-a-r-i-z-e-d, polarized. Polarized是指鲜明的,两极分化的,In today's highly polarized political environment, Republican and Democratic partisans have staked their positions

发表于:2018-12-30 / 阅读(174) / 评论(0) 分类 英语单词荟萃

Brian didnt have cable TV. He didnt have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He looke

发表于:2019-01-02 / 阅读(179) / 评论(0) 分类 简单慢速英语阅读

Brian didn't have cable TV. He didn't have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He loo

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 原版英语小短文

This is Scientific American 60 Second Science, I am Cynthia Graber, this will just take a minute~ How can we search for life on exoplanets? Step one: examine the Earth as if it were an exoplanet. Thats the idea behind a recent look at earthshine. Res

发表于:2019-01-08 / 阅读(154) / 评论(0) 分类 Scientific American(三)月

This Scientific Americans 60 senconds science. I'm Cythia Graber. This will just take a minute. How did the zebra get stripes. One theory holds that stripes help confused predators. But stripes might be primarilly to protect zebras from ferocious ins

发表于:2019-01-08 / 阅读(158) / 评论(0) 分类 Scientific American(二)月

By Peter Heinlein United Nations 19 September 2006 Secretary-General Kofi Annan opened the annual U.N. General Assembly debate with a grim assessment of world progress during his 10-year term in office. ---- Kofi Annan opens his last U.N. General As

发表于:2019-01-12 / 阅读(238) / 评论(0) 分类 2006年VOA标准英语(九月)

Key Vote Looms in US Amid Polarized Political Atmosphere Sometings during the next several weeks, the U.S. Congress will take up the issue of raising the nation's debt ceiling so that the United States can continue to borrow money to cover a national

发表于:2019-01-14 / 阅读(191) / 评论(0) 分类 VOA标准英语2011年(四月)

(Probably Not a) Giant Alien Antenna强大的外星人光束 The Earth is studded with telescopes, listening for electromagnetic radiation from the great beyond. And a decade ago, astronomers stumbled upon a mysterious signal: a powerful pulse of rad

发表于:2019-01-20 / 阅读(175) / 评论(0) 分类 2017年Scientific American(三)月

Well, if they're drones, they got to get their commands from somewhere, right? Yeah. 如果它们是无人机,那总得从某处获得指令吧。没错 I mean, it's most likely this base. 很可能就是这个基地了 Yeah, this big flyswatter-lo

发表于:2019-01-29 / 阅读(219) / 评论(0) 分类 陨落星辰第二季

今天我们要学的词是polarized。 Polarized, 两极分化的。 A polarized society, 两极分化的社会。 The debate over illegal immigration has become polarized lately, 有关非法移民议题而展开的辩论最近日趋两极化。美国

发表于:2019-02-03 / 阅读(137) / 评论(0) 分类 英语每日一词

常用手机英文和英文缩写: Front cover 手机盖 Display screen 屏幕 Battery status 电力状态 Antenna 天线 Receiver 受话听筒 Dial button 拨号键 Disconnect button 结束键 Keyboard 键盘 Star key 米字键 Pound key 井字键

发表于:2019-02-05 / 阅读(147) / 评论(0) 分类 英语口语

The Giants SecretLong ago there was a king who had a very brave son. One day the son told his father, Father, I am going to roam the world in search of adventures.The king did not want to grant his son permission to do so, but the prince insisted so

发表于:2019-02-08 / 阅读(176) / 评论(0) 分类 英美文化

The Eye of the Dung Beetle A number of animals, including honeybees and butterflies, use sunlights polarization in their navigation s , but the dung beetle is the first animal ever discovered to use moonlights polarization to guide its travels. Polar

发表于:2019-02-16 / 阅读(137) / 评论(0) 分类 英语听力文摘 English Digest

今天我们要学的词是polarized。 Polarized, 两极分化的。 A polarized society, 两极分化的社会。 The debate over illegal immigration has become polarized lately, 有关非法移民议题而展开的辩论最近日趋两极化。美国

发表于:2019-02-18 / 阅读(116) / 评论(0) 分类 英语单词荟萃

本期内容: Friday's catastrophic tsunami event on Sulawesi Island is a puzzle. As the emergency response gathers pace, scientists are scratching their heads to understand why it generated such big waves. The quake was what geophysicists call a s

发表于:2019-02-20 / 阅读(114) / 评论(0) 分类 夏说英语新闻晨读

Topic1 Opinions split on relevance of cord bloodThere are always two opinions on storing cord blood. Some experts believe that the chance of a person to use his or her cord blood for blood diseases is too few while the cost is high. Others argue that

发表于:2019-02-22 / 阅读(124) / 评论(0) 分类 英语角-圆桌会议

701. card n. 卡片,插件(板) 702. general a. 通用的 703. associated a. 联合的,相联的 704. transfer v. 传送,转换,转移 705. connect v. 连接 706. partition v. 划分,分区,部

发表于:2019-02-25 / 阅读(166) / 评论(0) 分类 实用英语

Why Frisbees Fly With a gentle flick of the wrist on a warm summer day, you can launch a frisbee on a long and graceful flight. Why do they fly so well? One reason is something called gyroscopic force. This is the tendency of a spinning object to mai

发表于:2019-03-09 / 阅读(172) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
'ope
a-raining
accident-prone personality
Aeolus
anal canal
argillitic
assembly floor
atlas map
atomistic test
baking sodas
basibranchial plate
be fond of one's glass
Berg, Alban
bipe
bring a knife to a gunfight
central random variable
Clausnitz
clusal
contortionistic
correspondentship
crack-winded
Cremonas
ctenogobiops feroculus
dedicated control
delivery lift
depository dish
double bazinga
drug-traffickings
exponential subroutine
eyerly
family balaenidaes
felty body
fruit butter
general armistices
giant
gigamp
governor valve guide
Haubstadt
heavy-duty transfer case
holiday job
home-workings
howsband
jonties
keets
kiddhoge
Kurunegala ulcer
lustran
maisonneuve
mathematicalization of nature
mercury gallate
mesels
mesoscale rainband
Mogote, Pico
multijuga
multilateral convention
multiple track range
multistage tower reactor
mummie
myelocoele
NAK (negative acknowledge character)
naphthonitrile
natural reservoir energy
neighboring optimal control
nenadkewitschite (nenadkevichite)
non-magnetic vessel
offer sb.the right hand of fellowship
OOSOOM
open caisson
parathyroid function test
Parek
pathogens
plain line
porcelain bowl
psychometrika
pulchrify
rationalisations
raw-catgut
reafference principle
red-skinned onion
refractine
rollercoaster manoeuvre (rcm)
roof shingle
roof tie
rounding up tool
saybolt-furol viscometer
semimalignant
Speirantha
staircase effect
stand a good chance of
subramose
superfecundities
theory of economic growth
thermal addition
thermal subterranean water
Thomson meter
tribed
ultrasonic flaw
upper genital value
ward-takahashi identities
wash and disinfectant house
wear glasses
wooden galley