真空紫外光谱仪

In 2008 astronomers discovered surprising amounts of water molecules where planets were forming near young stars. But how, they wondered, could those molecules survive? They should have been destroyed by ultraviolet radiation. In theory, planetary du

发表于:2018-12-02 / 阅读(93) / 评论(0) 分类 Scientific American(十二)月

She inspected the carpet for small items. She saw a paper clip and a rubber band. She picked them up. She put them into a little box on the kitchen counter. She plugged in the vacuum cleaner. She turned on the switch. The cat ran out of the room. She

发表于:2018-12-07 / 阅读(85) / 评论(0) 分类 原版英语小短文

HEALTH REPORT - Health: Looking for Skin CancerBy Brianna Blake Broadcast: Tue, 4 Jul 2006 16:00:00 UTC I'm Faith Lapidus with the VOA Special English Health Report. Tanning beds produce ultaviolet ra

发表于:2018-12-07 / 阅读(90) / 评论(0) 分类 2006年慢速英语(七)月

21 俄勒冈青蛙数量急剧减少的调查分析 DATE=5-11-01 TITLE=ENVIRONMENT REPORT - Oregon Frog Study BYLINE=Cynthia Kirk (Start at 59

发表于:2018-12-07 / 阅读(55) / 评论(0) 分类 自然探索

Oliver went to Target to buy a new vacuum cleaner. The vacuum cleaners at Target cost $60 to $500. The expensive ones were too bulky and, of course, too expensive. He bought the cheapest one in the store: a Dirt Devil Vibe. Its label claimed that it

发表于:2018-12-11 / 阅读(86) / 评论(0) 分类 365个英语简短小故事

This is Scientific American 60-Second Science. I'm Cynthia Graber. This will just take a minute. The fridge is one of your home's biggest energy hogs. Better insulation can make refrigerators much more efficient. And a panel encasing a vacuum is one

发表于:2018-12-24 / 阅读(90) / 评论(0) 分类 Scientific American(五)月

automate自动化 carton纸箱 detergent去污剂 hardware硬件 harness利用 granary粮仓 junction交叉点 lever杠杆,工具 platform平台 portable便携 register注册 shield遮护 symbolize象征 tissue纸巾,组织 towel毛巾 ultraviole

发表于:2018-12-30 / 阅读(111) / 评论(0) 分类 80天攻克雅思核心词汇

Sunscreened Plants 遮光植物 A NASA researcher is finding that alfalfa plants grow more poorly when exposed to UVB -- ultraviolet B radiation from the sun. Learn more about sunscreened plants -- today on Earth and Sky. JB: This is Earth and Sky. Eart

发表于:2019-01-02 / 阅读(144) / 评论(0) 分类 (科普英语)Earth and Sky

时尚的太阳镜已经成为明星扮酷的焦点,当然粉丝们也就跟着追捧起来,古奇当然不会错过这种新兴的时尚啦,一起来领略一下时尚太阳镜的精彩吧! Listen Read Learn Gucci: Have you read the latest issue of Hit Light Music? May: Sure. The cover star of this issue

发表于:2019-01-07 / 阅读(56) / 评论(0) 分类 英语口语大赢家

Studies are finding that the vitamin known for building strong bones may also help prevent many diseases. Transcript of radio broadcast: 15 July 2008 This is the VOA Special English Health Report. Vitamin D helps bones and muscles grow strong and he

发表于:2019-01-11 / 阅读(86) / 评论(0) 分类 VOA慢速英语2008年(七)月

Sunscreen 防晒霜 I need to apply some sunscreen every time I am going out in summer. 夏天我每次出去的时候,我都需要涂些防晒霜。 SPF 防晒系数 Sun Protection Factor An SPF of 30 means that you could be out in the sun 30 time

发表于:2019-01-17 / 阅读(50) / 评论(0) 分类 英语俚语天天说

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(66) / 评论(0) 分类 托福英语

主餐一道:泛听练习 以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议: 1、完整听一遍,掌握

发表于:2019-01-22 / 阅读(91) / 评论(0) 分类 NPR边听边练

is a consequence of ultraviolet light, of latitude and climate. 这只不过是紫外线 纬度和气候造成的。 There really is no such thing as race. 实际上并没有什么种族。 We're one species, each of us much much more alike than we a

发表于:2019-01-25 / 阅读(58) / 评论(0) 分类 公众人物毕业演讲

Are Tanning Beds Safe? Millions of people go to tanning salons, some to get a base tan before they go away on a beach vacation. The idea of the base tan is that it will protect you from burning on your sun excursion, so that what you end up with is a

发表于:2019-01-26 / 阅读(66) / 评论(0) 分类 英语听力文摘 English Digest

HEALTH REPORT - Study: Sunshine and Vitamin D May Improve Lung Cancer Survival By Cynthia Kirk Broadcast: Wednesday, May 18, 2005 I'm Gwen Outen with the VOA Special English Health Report. Sunlight he

发表于:2019-01-30 / 阅读(185) / 评论(0) 分类 健康与经济

A new 'health' trend in Hong Kong sees women staring straight at the sun in the belief that it will replace their need for food and even improve their vision and sleep quality, reports Oriental Daily. 据《东方日报》报道,香港女性中兴起

发表于:2019-02-15 / 阅读(139) / 评论(0) 分类 阅读空间

A man who created neon noodles is being scrutinised as he's refusing to reveal what exactly has given them their crazy colours. 由于拒绝披露关于五彩面条的上色细节,霓虹色面条的发明者受到严厉审视。 The fluorescent foo

发表于:2019-02-18 / 阅读(107) / 评论(0) 分类 阅读空间

Kaleidoscope-like images are projected on the walls, and a long dining table lights up in a futuristic fashion. This is Ultraviolet, an exclusive eatery in Shanghai that resembles a scene from a science fiction film. The dining floor features a 10-se

发表于:2019-02-21 / 阅读(71) / 评论(0) 分类 2016CRI中国国际广播电台

9.有客来访Who's there? 是谁呀? 1.Who's there? 谁在那里? 2.Who is it? 你是谁? 1.Unlock the door and let me in. 把门打开让我进去。 2.May Icome in? 我可以进来吗? 1.Ring the doorbell.请按门铃。 2.Please use the d

发表于:2019-02-27 / 阅读(135) / 评论(0) 分类 快口说英语
学英语单词
Adhatoda
Al Birkah
alternate entry point
anaseismic
annual contribution
Aprilfool
Bacterioides
basin royal
bibio formosanus
capacitor voltage transformer
casting pit
certificate of completion of handling over
chinaphthol
cigar antenna
CO2-graphite reactor
consignee's lettor of guarantee
convergent aerial photograph
cortex of hair
coupling for land vehicle
Curschmann's sign
diamond spinning tool
diet convalescent
dimethylpiperazine tartrate
diplomatology
dispersive replication
double-digit inflation
draches
drag steering
duressa
element 108s
element stiffness matrix
erasible
erosion-control dam
excusators
expert at
flapdragons
flat bed sewing machine
furnace pipe
Galatic
glandulae nasalis
gossipers
have half a mind to do sth
heat shock
helical tube waste heat boiler
hemodiapedesis
imbricaria
inguinosuperificial
Isicaine
JPG file
judaiser
landing compass
laser target marker and receiver
let me explain why i was late
load program block
London Grain Futures Market
loneroid
low-velocities
metatrophy
miracia efferata
Moluccan Islands
monospecies
multiple output network
Nakskov Fd.
natrometer
Neocene
nin-sin
nordling
nuclear reaction particle analyzer
number service operator
octoclothepine
packet-model terminal
parallel listening
pinch and scrape
plantibodies
propargylic halide
pyrenochaeta unguius hominis
radioreagent analysis
rent-a-gobs
reveal
rheotactic
sandglasses
santuario
savorier
secondary auditory cortex
six sound timing
sketch geology
Sorbaria arborea var. glabrata
spelly wire
steep dip
sterile cabinet
targu jiu (tirgu jiu)
tensile shear test
Toide
Ulminium
uniformly accessible storage
usnea pseudorientalis
vantine
vapour stream
wall tube insulator
wan (wide area network)
WRAC, W.R.A.C
zoologique