【电磁学】近红外辐射

Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest, it is more important to see well that to develop an acute sense of sme

发表于:2018-12-15 / 阅读(160) / 评论(0) 分类 新东方背诵文选

研究报告:人类少吃肉对环境有好处 A new study says one of the best ways to curb greenhouse gas emissions is to eat less meat. In fact, the study says meat consumption in the developed should be cut by 50 percent per person by 2050. 一份

发表于:2018-12-19 / 阅读(256) / 评论(0) 分类 VOA双语新闻 2012年4月

Voice 1 Thank you for joining us for Spotlight! Im Ryan Geertsma. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Fires like this

发表于:2018-12-19 / 阅读(64) / 评论(0) 分类 环球英语 Spotlight

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 Scientific American(十)月

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(58) / 评论(0) 分类 2015年Scientific American(一)月

Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest, it is more important to see well that to develop an acute sense of smell. In the course of evolution members of the prim

发表于:2018-12-30 / 阅读(49) / 评论(0) 分类 考研背诵50篇

Human exploration of Mars is now an official goal of the National Aeronautics and Space Administration (NASA). Last month, U.S. President Donald Trump signed a bill to increase NASAs budget. The law sets spending at $19.5 billion for the 12-month per

发表于:2019-01-02 / 阅读(58) / 评论(0) 分类 2017年VOA慢速英语(四)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Five very old galaxies are now known to astrophysicists, thanks to Albert Einstein. A century ago, Einstein predicted an effect called cosmic gravitational lensing. Pictur

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 Scientific American(十一)月

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation(放射) exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

发表于:2019-01-11 / 阅读(86) / 评论(0) 分类 英语新闻

DOUG JOHNSON: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Doug Johnson. FAITH LAPIDUS: And I'm Faith Lapidus. Today, we will tell about skin cancer. (MUSIC) DOUG JOHNSON: Skin cancer is one of the most common forms of cancer. It is also

发表于:2019-01-11 / 阅读(158) / 评论(0) 分类 2010年VOA慢速英语(七)月

Addressing Climate Change through Diet A new study says one of the best ways to curb greenhouse gas emissions is to eat less meat. In fact, the study says meat consumption in the developed should be cut by 50 percent per person by 2050. Meat producti

发表于:2019-01-13 / 阅读(67) / 评论(0) 分类 VOA标准英语2012年(四月)

物理学 statics 静力学 motion 运动 inertia 惯性 gravitation 引力 relativity 相对 gravity 地心引力 vibration 震动 medium (media) 媒质 frequency 频率 wavelength 波长 pitch 音高 intensity 强度 echo 回声 resonance 回声,洪

发表于:2019-01-17 / 阅读(62) / 评论(0) 分类 托福英语

You've probably seen pictures of Greek villages, where every house is painted bright white. The paint reflects the intense sunlight of the Mediterranean. And it works pretty well to keep the houses from heating up in the sun. But it doesn't actively

发表于:2019-01-20 / 阅读(583) / 评论(0) 分类 2017年Scientific American(二)月

You've probably seen pictures of Greek villages, where every house is painted bright white. The paint reflects the intense sunlight of the Mediterranean. And it works pretty well to keep the houses from heating up in the sun. But it doesn't actively

发表于:2019-01-20 / 阅读(72) / 评论(0) 分类 2017年Scientific American(二)月

The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi

发表于:2019-02-06 / 阅读(230) / 评论(0) 分类 英语新闻

A key Japanese adviser on radiation(放射 ) leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer

发表于:2019-02-06 / 阅读(81) / 评论(0) 分类 英语新闻

Calsphere 卡尔斯菲尔美国拦截卫星 CAMEO(Chemically Activated Mater. Ejected inOrb.) 卡梅欧(轨道放射化学激活物质)美国科学卫星 Canister 茶叶罐美国小型军事空间站 C

发表于:2019-02-06 / 阅读(65) / 评论(0) 分类 英文语法词汇

NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from(发源于) Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo

发表于:2019-02-07 / 阅读(83) / 评论(0) 分类 英语新闻

WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine(碘) has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai

发表于:2019-02-11 / 阅读(82) / 评论(0) 分类 英语新闻

Voice 1 Thank you for joining us for Spotlight! Im Ryan Geertsma. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Fires like this

发表于:2019-03-04 / 阅读(118) / 评论(0) 分类 环球英语 Spotlight
学英语单词
a half hour
accompanied canon
allowance for overvaluation of branch inventory
ampullopetal
anighst
antlions
asplenium pseudolaserpitiifolium
atelocephalous
auto-pneumatic cylinder
ball pitchstone
barrierless
blooey
bluish-green
burnishing broachshell
Cailloma
catch someone with their trousers down
chadisra bipartita
chokecherry tree
cobaltous dithionate
coded aperture
cold-pungent and diaphoretic prescription
common nutcrackers
compulsivity
consequences of an accident
constitutionless
criswell
custom-houses
cuus
Dalzellia
dark hole
darmstadtiums
dead-beat response
diffuse rheumatoid pneumonitis
distant-control system
docter
electric boiler feed regulator
experimenters
fetch away
five-card stud
flameproof mining mobile transformer substation
Frasera carolinensis
general-purpose data register
gettama gum
gibbss
glass phase
helmeting
holadvsine
hume
ileachs
isothermal analyzer
janica
kauris
Kepler's law of planetary motion
la t'iao wu
Ladrones, Is.
leukoegresin
liquid-separator
lock-up options
longitude stream
lower limit of separation
made an application for
mcgaffigan
mirror-optical system
Modernisme
nested command
nondimensionalized
numerically controlled filament-winding machine
obstructive uropathy
panchronic
Parthians
postpartum ovulation
pre consultation
protocycloceratids
pull-tab
qualification
rail grinding wagon
raise a hornets nest
reader control relay
rotation perception
salms
Samnites
schoem
secondary distribution mains
snappish
sobfest
St Arnaud Ra.
St. Aman's disease
St. John's evil
stannum alloy
tanovic
ternions
top-gradest
transmitting distance
trickling down effect
tricky
Umayyads Dynasty
Vassouras
warping works
will-to-power
woodrail
Xenocratic