紫外成象

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(118) / 评论(0) 分类 Scientific American(十二)月

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(107) / 评论(0) 分类 2006年慢速英语(七)月

Have you ever been waiting in line at the grocery store, 你是否曾经在杂货店里排队等候, innocently perusing the magazine rack, when a song pops into your head? 毫无念头的浏览着杂志书架时,有一首歌在你的脑海里响起

发表于:2018-12-08 / 阅读(77) / 评论(0) 分类 TED演讲教育篇

So a little unknown secret is -- 那么, 一个不为人知秘密是 -- did you see the one with the guy, he's got the Web cam? 你有没有看到一个带着网络摄像机的家伙? The poor PC guy. They're duct taping his head. They're just wrappi

发表于:2018-12-18 / 阅读(59) / 评论(0) 分类 TED演讲科技篇

发表于:2018-12-30 / 阅读(102) / 评论(0) 分类 自考英语(一)78讲

今天我们要学的词是upgrade. Upgrade做为动词,有升级的意思。A monitoring group says satellite imagery has shown that North Korea is making rapid upgrades to a nuclear research facility. 一个监督组织说,卫星图片显示,朝

发表于:2018-12-30 / 阅读(76) / 评论(0) 分类 英语单词荟萃

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(166) / 评论(0) 分类 (科普英语)Earth and Sky

They began by analyzing the strain of farmed wheat that goes into our food and extracting its DNA. They did the same to several varieties of wild wheat. Then they compared their genetic makeup . And w

发表于:2019-01-02 / 阅读(106) / 评论(0) 分类 人、艺术、世界

Grammar Girl here. Today's topic is mixed metaphors. Politicians often provide good fodder for language commentary, and one of Barack Obama's comments during the debates has been rattling around in my head for a while now. He made a comment that some

发表于:2019-01-02 / 阅读(141) / 评论(0) 分类 英语语法 Grammar Girl

Show Examines Native American Imagery in US Culture An 1830 law forced thousands of American Indians from their lands in the southern United States to areas west of the Mississippi River. Expressions of support for the law are part of advertising for

发表于:2019-01-03 / 阅读(69) / 评论(0) 分类 2018年VOA慢速英语(二)月

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(106) / 评论(0) 分类 VOA慢速英语2008年(七)月

释义: Asking someone to be quiet or to shut up.让某人安静或者别出声 来源: The origins for this expression are unclear. 这个词组的来源不是很清楚。It's not really known why a sock is being used, or what the 'it' in the phra

发表于:2019-01-17 / 阅读(90) / 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(85) / 评论(0) 分类 托福英语

This is why I am so excited to share with you all today 因此我是那么激动,迫不及待想要与你共享, that we will begin the 2016 TED Prize platform in Latin America, more specifically Peru. 我们将在拉丁美洲开展2016TED奖金平

发表于:2019-01-18 / 阅读(111) / 评论(0) 分类 TED演讲科学篇

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(110) / 评论(0) 分类 NPR边听边练

Muhammad's following began to grow. They called themselves Muslims for those who surrendered to God. They set out to preserve the message Muhammad had brought. This was the beginning of the Koran. The Koran was revealed orally, but very soon people r

发表于:2019-02-05 / 阅读(74) / 评论(0) 分类 英语听力:文化博览2008年

The Art of Public SpeakingUsing LanguageHave you ever played Pictionary1? The point of the game is to draw words so people watching you can guess them. Some words are easy ?nbsp;house, bird, and television, for instance. Even people without artistic

发表于:2019-02-07 / 阅读(137) / 评论(0) 分类 实用英语

BEIJING, May 23 (Xinhua) -- The Ziyuan III satellite, launched on Jan. 9 to produce high-resolution imagery for civilian use, has sent back visual data covering 45.79 million square km of the globe as of May 18, according to an announcement on Wednes

发表于:2019-02-08 / 阅读(133) / 评论(0) 分类 英语新闻

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(160) / 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(123) / 评论(0) 分类 阅读空间
学英语单词
Ajania quercifolia
arbor vine
battledore boy
be schedule for
be torn with grief
benzylhydroperoxide
break-away
burte
cadene
cemalis
compression period
conical hill
cost plus pricing practice
crate controller type A1
curve of solubility
danubite
drench pit
dressing machine
duplication of a cube
edible seed
feldspar in lump
flunitrazepan
fossil dune
Frankweiler
full auto rewind
functional accommodation
Gavrilov-Yamskiy Rayon
Genocchi number
gift
growing regulators
heal the world
Henslovian
holantarctic kingdom
hypoprothrombin(a)emia
ideal town
inonotus rodwayi
intoneme
journals used in fiduciary accounting
jumper spring
legal impediment
leyser
lichen verrucosus
liquid medicine bottle
loading oil pump
luichow
magnesiochloritoid
MNHL
Nanai
nebbeches
nine-banded armadillos
non-redundant segment
noncoffee
Normans
nose-to-nose separation
Okrouhlice
outer arbor support
PASCAL graphics system
plexo
pneumatic transport
pore over something
positive-going input threshold voltage
power interruption insurance
priopticon
prolabour
radices ligustici sinensis
raunging
realization of loss
recordless
recurrent bronchus
riddel
ridgerope
roseola infantum
rothemund
rye middlings
scalence triangle
sentence-meaning
simple branched tubular gland
site-site
sketchies
skyboard
Slovio
snowform
sound knot
spawning habit
static friction in the suspension
station load
stereomeride
straighten me out
tiamenidine
time division multiple access
triple-stage pump
twenty dollar bill
type of shipping
unexpandable
us ko
variorums
Wallington
weakly preferred set
wet laying
wick lubricated bearing
xvid
zaws