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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(161) / 评论(0) 分类 Scientific American(十二)月

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(158) / 评论(0) 分类 数学英语

[ti:UNIT 7 Enjoy Your Hobby Lesson 56:Unit Review] [0:01.051]Unit 7 [0:02.631]Enjoy Your Hobby [0:04.894]Lesson 56: [0:06.943]Unit Review [0:08.907]I. [0:10.231]Building Your Vocabulary [0:12.963]A. [0:14.500]Fill in each blank with the proper word o

发表于:2018-12-10 / 阅读(169) / 评论(0) 分类 河北教育初中英语(初中起点)八年级上

发表于:2018-12-12 / 阅读(106) / 评论(0) 分类 医务英语

听力文本 Recording 25 录音25 A: Right, let's organise our presentation on the new science equipment, shall we? A、好了,来组织一下我们关于新科研设备的展示吧,好吗? B: Yes, I'm a bit worried it's overly long-we only ha

发表于:2018-12-18 / 阅读(94) / 评论(0) 分类 走进剑桥大学

Teachers might want to think twice about posting 'no gum chewing' signs in the classroom. It turns out that the sticky substance might help students concentrate. Researchers had two groups of 20 people each listen to a 30-minute recording that includ

发表于:2018-12-24 / 阅读(92) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(208) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(154) / 评论(0) 分类 2014年ESL之商务英语

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(250) / 评论(0) 分类 数学英语

By Lisa Schlein Geneva 13 December 2007 A new report says the last decade is the warmest on record. The Geneva-based World Meteorological Organization says data from around the world shows extreme weather patterns increasing in every region. It says

发表于:2019-01-07 / 阅读(113) / 评论(0) 分类 VOA常速英语2007年(十二月)

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Robin Williams thought that the platypus was cobbled together by an inebriated deity: Lets take a beaver. Lets put on a ducks bill. Now we know how weird the platypus is

发表于:2019-01-08 / 阅读(167) / 评论(0) 分类 Scientific American(五)月

The video camera provides such an accurate and convincing record of contemporary life that it has become a more important form of documentation than written records.According to the speaker, the video recording is a more important means of document h

发表于:2019-01-08 / 阅读(102) / 评论(0) 分类 GRE作文

RACHEL MARTIN, HOST: So, what's your first memory? You're a baby or a toddler. Maybe it's a specific experience, maybe an impression. Maybe someone's face or just a kind of feeling or sense, or maybe it's a compilation of stories over years. And mayb

发表于:2019-01-24 / 阅读(136) / 评论(0) 分类 英语语言学习

古埃及金字塔是奴隶制帝王的陵墓,最宏大的当为吉萨三座大金字塔。塔基呈方形,每边长230米,高146米,用230余万块巨石(每块平均重达2.5吨)垒成,国王墓室用一块400吨重的石板垒成。整体规

发表于:2019-02-01 / 阅读(129) / 评论(0) 分类 阅读空间

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(174) / 评论(0) 分类 英语新闻

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(135) / 评论(0) 分类 英语听力练习题

Listen to the dialogues and write the correct sequence of l-6 as mentioned in the dialogues. A:How do I search books from the computer? B:First, key in your PIN number. Then, it goes to the Library's Homepage. Then, you can choose any way you want to

发表于:2019-02-17 / 阅读(113) / 评论(0) 分类 英语听力练习题

Britain is sometimes called a nation of collectors. This is never more true than when a royal wedding is about to take place. Plates, T-shirts, a comic book, stamps... there is no end to the pile of royal memorabilia being created in celebration of P

发表于:2019-02-21 / 阅读(75) / 评论(0) 分类 英语听力精选进阶版

Thank you for being here,Fareed.Nice to have you on the show. 多谢你抽空前来 法里德 很高兴你能来上节目 Let's get started first with your background.I do think I know a lot about you. 首先聊聊你的背景 我觉得我很了解你

发表于:2019-02-23 / 阅读(160) / 评论(0) 分类 柯南脱口秀
学英语单词
-os-
additional value of wall thickness
AdExplorer
afews
airdrum
alkaline cleavage
alsea
and so an end
apologetic
array copy subroutine
assamica
Bekhterev-Mendel reflex
biogeochemical nitrogen cycle
bite plane
bumetopia yagii
by-pass engine
carrier sense multiple access / collision detection
centrotherapy
cradleys
cypraeidaes
cystoma papillare
damaris
Delphinium taipaicum
dental syringe
depalletizers
discontentment
ductuli biliberi
electron injector
energical
engine intake
engineering test
felstone (felsite)
Fox News
full-metal
fundamental concept
gastric veios
generated code
genus Aegilops
geochemical leading elements
glibber
harry-net
Heimlich maneuver
hemigaluss
high-precision shoran
Homocoela
hydrobiose
Illigera nervosa
ivy leagues
kick the can down the road
Kusnezovia
lesser spearworts
low-frequency power transistor
matching prohibition
minimumflood
miscognitions
natural action
new-minted
notomelia
outboard t.e. flap
output efficiency
overhead cabin
pallet type conveyor
patent salt
perlita
pleistoanax
postal code
precy
protocrystalline silicon
PureBasic
real-time trend panel
ring electrode
Rolando's fissure
roquefort (cheese)
Rosa murielae
sell into sth
semi classical method
sending-end impedance
Shakespearians
sheath thermocouple
shu qi
single footling
snathes
sodium paranitrobenzoate
spike burst
stroppers
Tedjert, Oued
theory and models of chaotic systems
thimble eye splice
tilting type mixer
tinto hill
torreya fargesii franch.
Trillick
trumonts
Tylenchus
uprooting machine
V. Rev.
vibrating rod
wather
weives
wet-and-dry-bulb hygrometers
white mugwort
zone of action