复式桁架

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you paid attention during high school biology, you probably remember that girls are born with all the eggs theyll ever have, whereas guys are churning

发表于:2018-12-24 / 阅读(138) / 评论(0) 分类 Scientific American(十一)月

A big clue about whats behind the disappearing honeybees, also known as colony collapse disorder, or CCD: May Berenbaums team at the University of Illinois at UrbanaChampaign found that bees ribosomes were torn up. The ribosomes make the proteins tha

发表于:2018-12-24 / 阅读(179) / 评论(0) 分类 Scientific American(八)月

Idiom: Nose in the air形容人自大,傲慢 Hit the book: Undercover Confiscate Enclosure Visible Multiple Cub Notorious Lameness

发表于:2018-12-27 / 阅读(434) / 评论(0) 分类 趣味青春英语

An Old Joke 老笑话 An elderly man went to a doctor with multiple complaints. 一个上了年纪的人带着港币病痛去看医生。 I see spots before my eyes, he said. 我眼前老是看到些斑斑点点的。他说。 It's due to old age, sa

发表于:2018-12-31 / 阅读(150) / 评论(0) 分类 英语小达人

CDF Combined Distribution Frame 组合配线架 CDG CDMA(Code Division Multiple Access) Development Group CDMA(码分多址)开发小组 CD-I Compact Disk-Interactive 交互式光盘 CDMA Code

发表于:2019-01-03 / 阅读(196) / 评论(0) 分类 电信英语

It's certainly apparent to everyone whether you are a citizen of Japan or you reside in China that the emerging superpower here in Asia is absolutely China. And so..that given of the reason why weve heard Prime Minister Hatoyama mentioned multiple ti

发表于:2019-01-07 / 阅读(169) / 评论(0) 分类 cnn2009年(十一)月

Vicious weather in the southern plains. Two deadly tornadoes swirling in unison in southern Oklahoma. All of it caught on tape. There comes one right there. Look at them. They are all over. As you can hear, storm chasers were only reporters because i

发表于:2019-01-08 / 阅读(227) / 评论(0) 分类 CNN2010年(五)月

序号 中 文 英 文 术语解释 缩写 来源 41 OADM公共控制信道 ODAM Common Control Channel OCCCH 42 正交信道噪声仿真器 Orthogonal Channel Noise Simulator OCNS 43 操作员确定闭

发表于:2019-01-08 / 阅读(190) / 评论(0) 分类 电信英语

Do you need some motivation today? Maybe a gentle nudge towards action? Or perhaps a swift kick to get you moving? 今天,你是不是需要一些动力呢?或许是促进你行动的轻巧一推?或是让你马上行动起来的猛然一击?

发表于:2019-01-08 / 阅读(261) / 评论(0) 分类 励志英语

AS IT IS 2016-01-12 Starving Syrians to Receive UN Aid, Food 叙利亚饥民将获得联合国援助的食物 Fighting in Syria was paused to allow United Nations aid and food to reach the towns of Madaya, Foua and Kefraya. 在叙利亚的战斗暂时停

发表于:2019-01-12 / 阅读(165) / 评论(0) 分类 2016年VOA慢速英语(一)月

British scientists have found a drug used to fight leukemia that appears to stop multiple sclerosis in its early stages and restore lost function to patients. Although still in the clinical trial phase, it is being called by some, the most promising

发表于:2019-01-13 / 阅读(187) / 评论(0) 分类 VOA标准英语2008年(十月)

I'm Nancy Beardsley, filling in for Avi Arditti and Rosanne Skirble. This week on Wordmaster we'll talk about bad manners-and how they're reflected in what people are saying and not saying to one another these days. Our guest is British writer Lynne

发表于:2019-01-18 / 阅读(169) / 评论(0) 分类 英语单词大师-Word Master

日本富士通实验室的研究人员开发了一种无线充电系统,可同时给一定范围内的手机、数码相机及手提电脑等各种移动设备充电,无需使用电缆。该系统最早可于2012年正式推出使用。该系统被

发表于:2019-01-19 / 阅读(267) / 评论(0) 分类 阅读空间

The two steel truss arch halves of an extra-big bridge over the Lancang River were connected Tuesday morning after two vertical turns. The bridge, which sits 270 meters above the Lancang River, is a part of the DaliRuili Railway in southwest China's

发表于:2019-01-19 / 阅读(260) / 评论(0) 分类 2016CRI中国国际广播电台

I'm Nancy Beardsley, filling in for Avi Arditti and Rosanne Skirble. This week on Wordmaster we'll talk about bad manners-and how they're reflected in what people are saying and not saying to one another these days. Our guest is British writer Lynne

发表于:2019-01-25 / 阅读(189) / 评论(0) 分类 词汇大师(Wordmaster)

By Anjana Pasricha New Delhi 28 April 2008 India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. Anjana Pasricha reports from New Delhi, India wants to emerge as

发表于:2019-01-31 / 阅读(205) / 评论(0) 分类 VOA常速英语2008年(四月)

By Nancy-Amelia Collins Sydney 05 September 2007 Foreign and trade ministers from the Asia-Pacific Economic Cooperation members are pushing for ways to revive stalled global trade talks. In a meeting ahead of the annual APEC summit, top trade officia

发表于:2019-02-06 / 阅读(208) / 评论(0) 分类 2007年VOA标准英语(九月)

I'm Nancy Beardsley, filling in for Avi Arditti and Rosanne Skirble. This week on Wordmaster we'll talk about bad manners-and how they're reflected in what people are saying and not saying to one another these days. Our guest is British writer Lynne

发表于:2019-02-14 / 阅读(192) / 评论(0) 分类 英语单词大师-Word Master

It's not about career planning or career transition; its about how you define career? How you synergize your career, hobbies and dreams in a long run? And making all relevant subtle changes for a more satisfying life. 这与职业规划或职业过渡没

发表于:2019-02-18 / 阅读(181) / 评论(0) 分类 阅读空间

The UK government has said that from 2014, it will ban calculators in maths tests for primary school children in England. All 11-year-olds sit three maths tests. Pupils are allowed to use a calculator in the hardest of these. A sample question is: Ti

发表于:2019-02-21 / 阅读(159) / 评论(0) 分类 英语听力精选进阶版
学英语单词
a spot of bother
ACME supplement
al-sistani
aliq
allyl phenol
birotary bisect
Boticas
bro hugs
bushman
bushwalk
clock accuracy
compound sintered compact
Conradi-Hunermann(syndrome)
continuousamplitude filter
contract provisions
counter-fracture
crust soil
damping couple
deoxythymidine monophosphates
design fatigue curve
double-elliptical cavity
englert
equity investment
erdey
escapetruck
ex-gambler
Export Administration Act
family Sparganiaceae
feedreader
filial obedience
five limpnesses
front gate
Glifanan
go like hot wildfire
gramaphone
gyeonggi b. (kyonggi-man)
hand-powered knapsack sprayer
haslams
HBCD
horny substance
in dire straits
in ignorance of
in simple phrases
insensitiyity
intermittent gaslift valve
internuncius
jengkol intoxication
JTF-AK
leave sth about
liaosi
limnophora suturalis
liquefied natural gas ( lng )
liquor naphazolinae hydrochloridi mitis
logical drawing
Lucenay-lès-Aix
luthere
mantineias
meromyosins
Michelle
mid-africa
Minam's ambiguity
nickel phosphor bronze
nidrane
non breeding
normal incidence point
pack-cloth
palladie
physical check-up
pillowtop
pimp steak
pityriasis roseas
plastic raspatory
podeon
postmasters
preformatted
procedure dwg
pteris henryi christ
Purba Durgāpur
rockclimbers
roll bender
rudder frame
sapromyxite
scuffings
segment-specific
seismic reflection tomography
semi-paste paint
signalling capacitors
speech-predictive encoding (spec)
storiettes
strippable plastic coating
sweeping table
telebroadcast
telescope topmast
telpher crane
trodden as upon eggs
twiddled
upper looper
USPharm (United States Pharmacopoeia)
vascular epithelium
wallenberg
wordings'
zero adjust