音标:[ˌɪnfrəˈrɛd ˌrediˈeʃən ˈsɛnsɚ] ;
红外辐射传感器

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(203) / 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(298) / 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(109) / 评论(0) 分类 环球英语 Spotlight

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(十二)月

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(107) / 评论(0) 分类 Scientific American(十)月

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

发表于:2018-12-24 / 阅读(113) / 评论(0) 分类 2017年Scientific American(二)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(93) / 评论(0) 分类 考研背诵50篇

Very roomy. For a single-seat fighter it's spacious. Plenty of room to lay out stuff we carry with us. The nose is cut and you won't see any perpendicular surfaces go around. The four probes in the front are not machine guns. And they are not hologra

发表于:2018-12-30 / 阅读(102) / 评论(0) 分类 国家地理2007年

Captain, you wanted to see me? 上尉,你找我 Dai tells me that you're doing a fair job of taking over for Scott. He did? 戴告诉我你在找人接手斯科特的工作。是吗 I can only hope he's right. 我只能希望他是对的 We think t

发表于:2019-01-01 / 阅读(123) / 评论(0) 分类 陨落星辰第二季

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(137) / 评论(0) 分类 Scientific American(十一)月

在宾馆的洗手间里,妈妈和阿美碰到一些小问题,干手器坏了。到底怎么解决呢? Listen Read Learn May: Oh, Mom, do you know where the liquid soap is? Mom: Right here, in that beautiful bottle. Push the button, you'll get it. May: Oh, Mom, you can use the w

发表于:2019-01-11 / 阅读(114) / 评论(0) 分类 英语口语大赢家

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(108) / 评论(0) 分类 VOA标准英语2012年(四月)

Hearing Aid Common in Europe Turns Up Volume in US More than 10 percent of Americans have some form of hearing loss. Even with a hearing aid, deciphering sounds in places like airports, theaters and places of worship can be tough. However, a not-so-n

发表于:2019-01-13 / 阅读(118) / 评论(0) 分类 VOA标准英语2011年(十二月)

There was a day, about 10 years ago, when I asked a friend to hold a baby dinosaur robot upside down. 大概10年前的一天,我让一个朋友头朝下地握持一个小恐龙机器人。 It was this toy called a Pleo that I had ordered, and I wa

发表于:2019-01-16 / 阅读(120) / 评论(0) 分类 TED演讲科技篇

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(104) / 评论(0) 分类 托福英语

Remember joysticks? Those old things you used to control your game characters? Microsoft is hoping that youll forget all about them this winter. Earlier this month, it unleashed Kinect, a controller-free motion-gaming device for the Xbox 360 console.

发表于:2019-01-19 / 阅读(99) / 评论(0) 分类 中英双语新闻

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(116) / 评论(0) 分类 2017年Scientific American(二)月

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(114) / 评论(0) 分类 英文语法词汇

When you're out shopping it can sometimes feel like you're always stuck at the end of the longest line. 外出购物,总免不了碰上排队这个老大难问题:长长的队伍似乎总排不完。 Shoppers know this age-old dilemma all to well

发表于:2019-02-06 / 阅读(93) / 评论(0) 分类 阅读空间

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(154) / 评论(0) 分类 环球英语 Spotlight
学英语单词
Abelian Lie algebra
aberration-free system
air-blast injection
airtight enclosure
alcoholic liquor
ancillary staff
armament
audy
betelgeuxes
breaded
Brenner gage
Bumtang
buzz kill
cableless
campobasso
carrollite
causelessly
clapper rail
classification of track
computer optics package
Corvodon
cracking gasoline
crankshaft oilway
crouching tiger hidden dragon
cryogenic material
cuterebras
de Sitter, Willem
demorage
diaminoalkane
Double Glacier
duo-muffle furnace
E-5-2'-deoxyuridine
eelblenny
eluvial landscape
embracery
entamebas
esophagographies
Fishbourne
globulets
Groupmod
had as good do
haemus
hakon
hard-boiled egg
holrysche
ingrafted
jackeen
jaundice white
Jonglei State
latin alphabet
liquid pump
Mahabaleshwar
masonries
mcclannahan
microstimulator
mindwarps
Muckle Flugga
nitryl group
non-natural isotopic composition
numparell
oil-modified glycerol-maleic anhydride resin
optimize paging
outlet delay jam
overwit
parametric surface fitting
picked up on
pipe erosion
pocket level
portimao
press vulcanizer
pressure cushion
protection against radiation
quick steaming boiler
radices levistici
ratio actual concentration
receptaculitid
rediohumeral bursitis
regular point of spectrum
rescoure
rhopalura
rhythmic production
Robalate
rosary bougie
rotating disk analyzer
scouten
semisolid lubricant
sensory overload
shuttle conveyer belt
simenons
submarine peninsula
surface buoy
tangential close ray tracing
technological factors
tempestarian
thyreocele
time machines
time-ball
tricoquimba lupinulia
vamp up
vandiviers
vapour compression refrigeration
whale-tail