联轴器换向机构

Report: Environment and Food Needs Can be Met Agriculture has been a major driver of human-caused climate change, responsible for up to 30 percent of global greenhouse gas emissions. At the same time, its also extremely vulnerable to the effects of r

发表于:2018-11-29 / 阅读(136) / 评论(0) 分类 VOA标准英语2012年(十二月)

Transcript of the Prime Minister's Broadcast on the Environment and Business Friday 27 October 2000 One of the usual criticisms of Governments and politicians is that they are all words and no action. So it was a bit of a novelty this week to be und

发表于:2018-12-04 / 阅读(142) / 评论(0) 分类 布莱尔首相演讲

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: When two people click, that means they really understand each other. Well, that metaphorical clicking could be the sound of what researchers call speaker-listener neural coupling.

发表于:2018-12-04 / 阅读(115) / 评论(0) 分类 词汇大师(Wordmaster)

1597 、 弹性形变 elasticdeformation 1598 、 弹性常数 elasticconstant 1599 、 弹性极限 elasticlimit 1600 、 弹性模量;弹性模数 modulusofelasticity 1601 、 弹性应变能 elas

发表于:2018-12-08 / 阅读(121) / 评论(0) 分类 英文名句短语

1891 、 翼面;空气动力面 aerofoil;airfoil 1892 、 翼规 wingcompasses 1893 、 声强度 soundintensity 1894 、 联接;轴接 coupling 1895 、 联轴节;联接器 coupling 1896 、 联锁

发表于:2018-12-08 / 阅读(112) / 评论(0) 分类 英文名句短语

World Environment Day(世界环境日)World Environment Day (WED) was established by the UN General Assembly in 1972 to mark the opening of the Stockholm Conference on the Human Environment. Commemorated yearly on 5 June, WED is one of the principal

发表于:2018-12-12 / 阅读(89) / 评论(0) 分类 英美文化

befuddlement n 迷惑不解;(因喝酒)晕迷 【记】be使成为,fuddle(vt 灌醉;vi 狂饮;n 烂醉。读:发抖。喝得烂醉如泥就会发抖。)-使醉,醉了以后就会迷惑

发表于:2018-12-30 / 阅读(96) / 评论(0) 分类 不择手段背单词

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Chemistry goes to the University of Delawares Richard Heck, Purdues Ei-ichi Negishi and Hokkaido Universitys Akira Suzuki for their work in develop

发表于:2019-01-08 / 阅读(128) / 评论(0) 分类 Scientific American(十)月

Mega-Fires Pose Threat to Environment, Economy Experts gathered this week in Sun City, South Africa, to discuss wildfires. But a new report also focused on a growing phenomenon called mega-fires. The report describes mega-fires as extraordinary confl

发表于:2019-01-14 / 阅读(102) / 评论(0) 分类 VOA标准英语2011年(五月)

People Power Movements Rise in Sub-Saharan Africa In recent weeks, Senegal has had repeated protests, some of them deadly, in which demonstrators are denouncing incumbent President Abdoulaye Wade and his decision to run for a third term on February 2

发表于:2019-01-14 / 阅读(87) / 评论(0) 分类 VOA标准英语2012年(二月)

New Study Could Change Treatment For Asthma Most adults who have mild or moderate asthma are told to use their inhalers twice daily, even if they don't have symptoms. The medicine in those compressed-air inhalers are corticosteroids, which open a per

发表于:2019-01-14 / 阅读(113) / 评论(0) 分类 VOA标准英语2012年(十一月)

Pioneering Soil Researcher Wins Top Environment Prize Biologist Diana Wall went to the ends of the earth - the seemingly lifeless Antarctic desert - to study the life in soil. What soil life does for us, it provides us with many benefits that we don'

发表于:2019-01-14 / 阅读(93) / 评论(0) 分类 VOA标准英语2013年(四月)

And I'm not sure how to fix it because I'm only a scientist. 我只是个科学家,不知如何解决这个问题。 But maybe one way to do it is to go back to the more natural way of communication, which is a dialogue, 但或许有个可行的方法

发表于:2019-01-18 / 阅读(108) / 评论(0) 分类 TED演讲科学篇

By Anjana Pasricha New Delhi 07 February 2008 India is sticking its position that it cannot make any binding commitments on reducing greenhouse gas emissions. Anjana Pasricha reports on an international conference on sustainable development being hel

发表于:2019-01-31 / 阅读(106) / 评论(0) 分类 VOA常速英语2008年(二月)

Whoever Makes The Best Life Adjustments Wins There's a huge power in knowing how to make adjustments in life. In fact, it's possible to turn failure into success by making the right adjustments. The trick is in knowing where the adjustment is needed

发表于:2019-02-03 / 阅读(118) / 评论(0) 分类 阅读空间

By Valer Gergely Washington, D.C. 11 April 2007 Watch Environment Exhibit The effects of environmental degradation have been increasingly seen as contributing to conflict in various parts of the world. The growing scarcity of natural resources as a

发表于:2019-02-05 / 阅读(190) / 评论(0) 分类 2007年VOA标准英语(四月)

By Cathy Majtenyi Nairobi 11 February 2007 Multiple gold medalist and track legend, Michael Johnson, runs with children in Nakulabye, a suburbs in Ugandan capital Kampala (File) A global program to promote development through sports has been launched

发表于:2019-02-05 / 阅读(149) / 评论(0) 分类 2007年VOA标准英语(二月)

How To Save Thousands on Personal Development Crossing the Line In life, there often seems to be a line where many things move from being a positive to a negative. From a healthy part of our existence to an unhealthy one. From a functional and normal

发表于:2019-02-13 / 阅读(137) / 评论(0) 分类 阅读空间

New Study Could Change Treatment for Asthma Global treatment guidelines for asthma could change as a result of a study led by a researcher at the University of Texas Medical Branch. Most adults who have mild or moderate asthma are told to use their i

发表于:2019-02-17 / 阅读(528) / 评论(0) 分类 英语新闻

Shipping, initially derived from the word relationship, is thedesire by fans for two people, either real-life celebrities or fictionalcharacters, to be in a relationship, romantic or otherwise.Shipping often takes the form of creative works, includin

发表于:2019-02-25 / 阅读(130) / 评论(0) 分类 英文语法词汇
学英语单词
ablation zone
accomplishable
afraid of their shadow
alundum insulator
amine group
Arany's number
bag hole
Ballyhooly
Beckman spectrometer
bellario
body (bone) (or shaft (bone))
bodyscape
Bolbaite
bullater
bullingdons
caprylydene
citrus fruit juice squeezer
concussations
conversion of energy
coping saw
crew change vessel
crotalus lepiduss
cystadenoma of hepatic duct
deep lateral logging
designated work centers
do harm to sb
dyre
ehrhard
embedded nozzle
energy plan
entire track
firing characteristic
fluviatile wadi
four-way cock
galois field (gf)
gata
general inference
girllovers
handling quality
hoisting safety clamp
horseflesh
Kehlkopfkrebs
kievan
Kolpino
legal tender notes and coins
let out
low thrust
malternatives
mass luminosity relation
match-plays
mesquit
micro-to-mainframe links
mixed mastoid
nanomol
neopentylglycol
neurchormone
pauperized
peak
pitting corrosion test
plow body
potshards
presynthesized
proceding crop
property subject to claim
prosternation
quarter-days
quiet short-haul research aircraft (qsra)
regard with great detestation
resonator loss
rio muerto
run to you
sample probability measure space
saxelbies
self adjustable sliding bearing
self-activation
semiconductor chemicophysics
sensible plan
sickle cell-thalassemia disease
siscoe
solar air conditioning
spiratron
spot treatment
stationary cam
step recovery effect pulse sharpener
strain step
subporphyritic
sun-lamp
synthetic voice
TCPPA
terminating packet
total inhibition
traffic
transjugular cholangiography
treasury deposit
two-thirds formula
typhifolia
uncenteredness
unsoot
unstable hemogiobin
upper portion
whole passage
Wightia speciosissima