被动[遥测]法

Today's topic is active voice versus passive voice. Here's Brian from Iowa: It drives me crazy when people write in passive voice. How can I teach people how to tell the difference between passive and active voice and stay away from passive voice? Th

发表于:2018-12-07 / 阅读(139) / 评论(0) 分类 英语语法 Grammar Girl

by Mignon Fogarty Today's topic is active voice versus passive voice. The podcast edition of this article was sponsored by GoToMeeting. With this meeting service, you can hold your meetings over the Internet and give presentations, product demos and

发表于:2018-12-15 / 阅读(138) / 评论(0) 分类 英语语法 Grammar Girl

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 Scientific American(二)月

Every year, millions of monarch butterflies fly thousands of miles to alight in one specific forest in Mexico. How do they know what direction to flutter? Scientists had thought that an insect GPS system in their brains steered them in the right dire

发表于:2018-12-24 / 阅读(157) / 评论(0) 分类 Scientific American(九)月

Antennae Key to Butterfly Navigation A study in the journal Science shows that monarch butterflies' sun-related directional sensing is governed by antennae, not the brain. Cynthia Graber reports Every year, millions of monarch butterflies fly thousan

发表于:2019-01-02 / 阅读(161) / 评论(0) 分类 60秒科学

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(460) / 评论(0) 分类 2017年VOA慢速英语(六)月

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver

发表于:2019-01-11 / 阅读(219) / 评论(0) 分类 英汉幽默故事选读

Navigation, 3-D Printing in Sensing Technology Lead to New Apps LOS ANGELES 3-D printing, high-speed navigation and a magic mirror are some of the technologies that have come from new computer chips with advanced spatial sensing. Technology startups

发表于:2019-01-14 / 阅读(132) / 评论(0) 分类 VOA标准英语2015年(九月)

On June 6, China published the first batch of photos captured by Gaofen-1, China's first high-definition earth observation satellite. Those pictures will provide valuable information of natural condition and disaster prevention. Li Dong has the detai

发表于:2019-01-19 / 阅读(134) / 评论(0) 分类 世界各地新闻集锦

The most ambitious of these studies is the Stonehenge Hidden Landscapes Project, led by experts from Birmingham University And Ludwig Boltzmann Institute in Austria.-As people walk over the Stonehenge landscape, they are aware of Stonehenge. They may

发表于:2019-01-23 / 阅读(154) / 评论(0) 分类 探索与发现2015年

Leptin is a hormone made by fat cells that tells you when youre full. If you didnt have leptinand some people dontyoud eat too way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kids bo

发表于:2019-01-30 / 阅读(147) / 评论(0) 分类 60秒科学

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(174) / 评论(0) 分类 VOA标准英语2008年(一月)

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(155) / 评论(0) 分类 趣味英语

Creating Your Dream Lifestyle With Passive Income Every person has a dream of how they would live their life if he did not have to spend a large amount of his time working. Most people rely on earned income to support their finances. This makes a dre

发表于:2019-02-04 / 阅读(154) / 评论(0) 分类 阅读空间

plateau n. (上升后的)稳定水平(或时期、状态) plug n.塞子 pockmarked adj.有麻点的 polar adj.两极的 pole n.极 porous adj.多孔渗水的 portable adj.轻便的 pose v.形成

发表于:2019-02-06 / 阅读(164) / 评论(0) 分类 英文语法词汇

NE China to set up two drone bases for marine surveillance SHENYANG, Oct. 20 (Xinhua) -- Two drone bases will be established in northeast China's Liaoning Province for real time surveillance on coastal waters, local authorities said Saturday. One of

发表于:2019-02-08 / 阅读(165) / 评论(0) 分类 英语新闻

知识点讲解: 1、中文意思一样 insist persist 2、两个词长得像 special specialty 3、长得像+中文意思一样 technique technology ① Technique 方法、技巧 Hes a great basketball player. He has flawless technique. 他是位很

发表于:2019-02-21 / 阅读(134) / 评论(0) 分类 每天三分钟学英语

And the final thing is, again just to reiterate that there's this practical part, 最后,只是再一次重申,这个研究的实际应用方面, and so we've made these anti-quorum sensing molecules that are being developed as new kinds of the

发表于:2019-03-04 / 阅读(198) / 评论(0) 分类 TED演讲教育篇

Why this is interesting is because in the past decade we have found that this is not just some anomaly of this ridiculous, 这个发现之所以有趣,是因为在过去十年间,我们发现这种现象不只局限在这种古怪的、 glow-in-t

发表于:2019-03-04 / 阅读(211) / 评论(0) 分类 TED演讲教育篇

近日,我国首颗商用遥感卫星成功发射。这颗备受瞩目的星星都具备哪些功能?它的升空具有什么意义?在实现人们飞天梦的同时,它又能为我们的生活带来怎样的便利呢? 请看相关报道:

发表于:2019-03-11 / 阅读(194) / 评论(0) 分类 英文语法词汇
学英语单词
0517
acceptance of service
anisotropic coupling constant
apparent photored magnitude
asphalt slab
benignant
Bezymyannyy
biaxial rotation
brequinar
building-principle
bygoing
canadays
citrus funakado hort. ex tanaka
coaxial extrusion
comedical
copper stain test
corundum-mullite ceramics
Corydalis ledebouriana
coulteropine
Danifies
debt leverage
diagonal point of a complete quadrangle
diligently
direct muscle
disaltern
drum brake
economic growth and cycle analysis
encharms
endoneuraminidase
ento-mesoderm cells
erythrokeratolysis
fibrinfiakes
Foot Dragon
glumellule
habituary
Hellenomania
hemisphygmia
hurry away
indo-malayan
insulin antagonizing factor
intrastelar
invalue
jupiter fulgurs
kmole
knit fabric
Lagotis praecox
LISP evaluation
Mancipatio
material for test
megaselia (megaselia) chipensis
money policy
morphological examination
news-driven
nickel bas alloy
obsessive-compulsives
ooms
overseas sales
oxalic acid diisoamyl ester
parbat
pergrateful
pharmacochemistry
pigozzi
pin nut
power system failure
racemaster
radon seed
random phases
re-occluded
reeding tool
rememberability
responder address
Rhodan value
right-sided decomposition
road control
Ryazantsevo
saccus thoracicus
Saussurea nyalamensis
scramb
serpenticone
ship queuing time
source encoder
spheric calotte
statutory prospectus
subceiling
sulfarsenites
supersonic light valve
synchronize and de-synchronize
tardling
Tenala (Tenhola)
total ion electropherogram
trade-weighted exchange rate index of Hong Kong dollar
transient shock
transwitch technology
tribalizations
two-dimensional square lattice
unexcited
unshells
urbano santos
vitromicrolitic
waste rice outlet
XPS(X-ray photoelectron spectroscopy)
Zemlya Frantsa-Iosifa