不可逆反应热

纳尔逊曼德拉的经典语录 I greet you all in the name of peace, democracy, and freedom for all. I stand here before you not as a prophet but as a humble servant of you, the people. Your tireless and heroic sacrifices have made it possible for

发表于:2018-12-30 / 阅读(264) / 评论(0) 分类 名人励志英语演讲

今天我们要学的词是irreversible. Irreversible 形容词,不可逆转的。The European Union's top diplomat welcomed North Korea's announcement of stopping nuclear tests, and called for an irreversible denuclearization of North Korea. 欧盟首

发表于:2018-12-30 / 阅读(149) / 评论(0) 分类 英语单词荟萃

A Cool Sunburn A listener from Ontario, California wrote to A Moment of Science with a question her sons had asked her. The boys wondered why is it that when you get sunburned you often feel chilled. It really does seem like a contradiction: youve be

发表于:2018-12-31 / 阅读(174) / 评论(0) 分类 英语听力文摘 English Digest

Alisha Ryu In Iraq, the nomination of a former exile with close ties to the United States to become the country's interim prime minister on June 30, has met with with mixed reactions from Iraqis. Most

发表于:2019-01-03 / 阅读(273) / 评论(0) 分类 VOA2004(上)--国际时事

THIS IS AMERICA - Artistic Expression in Reaction to 9/11 By Jerilyn Watson Broadcast: Monday, September 06, 2004 WRITER:

发表于:2019-01-07 / 阅读(296) / 评论(0) 分类 This is America

1. Joaquin Phoenix, whose portrayal of Johnny Cash in

发表于:2019-01-08 / 阅读(275) / 评论(0) 分类 美联社新闻一分钟2006

Three things in life once gone, never come back: time, opportunity, and words. 人生有三样东西不可挽回:时间,机遇,以及说出去的话。 Expectation is the root of all heartache. 期待是所有心痛的根源。 In life, we all

发表于:2019-01-08 / 阅读(194) / 评论(0) 分类 英语美文

今天我们要学的词是knee-jerk reaction。 Knee-jerk reaction, 膝跳反应,意思是本能的第一反应。 Investors' knee-jerk reaction to the market downturn led to a sell-off, 投资人对市场下滑作出的本能反应造成股价暴跌

发表于:2019-01-09 / 阅读(266) / 评论(0) 分类 英语单词荟萃

By Michael Bowman Washington 19 February 2008 Reaction from around the world to the retirement of Cuban President Fidel Castro has been mixed and cautious. From Washington, VOA's Michael Bowman reports. Fidel Castro's retirement formally ends the rul

发表于:2019-01-09 / 阅读(195) / 评论(0) 分类 VOA常速英语2008年(二月)

By Challiss McDonough Cairo 23 April 2006 Iranian Foreign Ministry spokesman Hamid Reza Asefi Iran says its uranium enrichment work is

发表于:2019-01-13 / 阅读(232) / 评论(0) 分类 2006年VOA标准英语(四月)

UN Warns of Irreversible Damage to Planet The Global Environmental Outlook, or GEO5, says the world is on an unsustainable path, despite more than 500 international agreements. And scientific evidence says Earth's systems are being pushed toward thei

发表于:2019-01-13 / 阅读(185) / 评论(0) 分类 VOA标准英语2012年(六月)

US Suspends All Economic Sanctions on Burma Secretary of State Hillary Clinton announced the suspension of bans on U.S. financial transactions, investments, and access to credit in a meeting with Burmese Foreign Minister U Wunna Maung Lwin. This is a

发表于:2019-01-13 / 阅读(163) / 评论(0) 分类 VOA标准英语2012年(五月)

U.S. Secretary of State Hillary Clinton said North Korea must commit to irreversible disarmament steps if it returns to multilateral nuclear talks. Clinton held separate meetings on North Korea with her counterparts from Russia, China, Japan and Sou

发表于:2019-01-14 / 阅读(173) / 评论(0) 分类 VOA标准英语2009年(七月)

Kenyan Reaction to Kenyatta Victory Decidedly Mixed Kenya's Independent Electoral and Boundaries Commission says Uhuru Kenyatta secured a slim majority - 50.07 percent of the vote. That eliminated the need for a runoff against his main rival, Raila O

发表于:2019-01-14 / 阅读(238) / 评论(0) 分类 VOA标准英语2013年(三月)

今天我们要学的词是knee-jerk reaction。 Knee-jerk reaction, 膝跳反应,意思是本能的第一反应。 Investors' knee-jerk reaction to the market downturn led to a sell-off, 投资人对市场下滑作出的本能反应造成股价暴跌

发表于:2019-01-16 / 阅读(295) / 评论(0) 分类 英语每日一词

今天我们要学的词是heat。 大家都知道heat是高温的意思,那么不难想象,引伸一下,heat也可以理解为压力。还有两个多星期,美国2008年总统大选的初选就要拉开帷幕了。 Democratic leading candid

发表于:2019-01-20 / 阅读(213) / 评论(0) 分类 英语每日一词

Russias Reaction Against Gay Rights Starts in St Petersburg MOSCOW Russia has become the worldwide target of gay activists for its new law banning gay propaganda. St. Petersburg is the birthplace of Russias reaction against gay rights. In St. Petersb

发表于:2019-02-01 / 阅读(212) / 评论(0) 分类 VOA常速英语2013年(九月)

今天我们要学的词是take some heat。 To take some heat, 受到批评。 The candidate is taking some heat for his stance on illegal immigrants, 候选人因为在非法移民问题上的立场而受到批评。华盛顿红人队教练沙纳汉因

发表于:2019-02-11 / 阅读(220) / 评论(0) 分类 英语每日一词

ARI SHAPIRO, HOST: CVID is an acronym you're about to hear a lot. The Trump administration has been using it in the run-up to next week's summit with North Korea. And those four letters have meant different things to different people, as NPR's David

发表于:2019-02-13 / 阅读(252) / 评论(0) 分类 2018年NPR美国国家公共电台6月

What Is Fire? 火是物质燃烧过程中散发出光和热的现象,是能量释放的一种方式。火焰分为焰心、中焰和外焰,温度由内向外依次增高。燃烧过程必须有可燃物、燃点温度、氧化剂三项并存,缺一

发表于:2019-03-09 / 阅读(374) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
a free ride
actual cross-section area
aerial navigation viewer
alongside delivery
Amitostigma
annoyous
anticipatory patent
automatic gas cutting machine
bay laurels
bedecked with
bleft
branchial apparatus
break flour
bronze-
business entitlement
Carbaziquinone
carcmolytic
cardiaca incisura
chain harrow
cinnabarite
circuit tolerance
congenital megaloureter
connected to earth
coordinador
counter-admiral
criminal justice
Curculigo capitulata
cyanthoate
direct memory access terminal
draw something out
drive master
enolpyruvate phosphate
Enterobius
europresses
FIATA FCT
firm platform
five five
fly half
freight out and home
FSL
genus parmelias
ginger-haired
Gohrau
head counter
headstream
high speed electron
high-cycle aircraft
high-pressure gasification gases
horoscopes
hydromorphic anomaly
in-progress
intertextualizing
Jacktown
Jelsava
John James Rickard Macleod
kachina
ketimipramine
ketolase
kissest
kmetia sesbaniae
lead salt
Lochovice
macracanthorhynchosis
magnetic ink scan
magnifying-glass
marchantia
maximands
mccorvey
metalloprotein
Misterhult
modem (modulator-demodulator)
mud mixing plant
Muttra
nafcillin
odd number
pantomycin
passive assay
Psilopeganum
quateryme
ramification index
Reader's Block
reflected lobe
relational character
Sabouraudia
secondary balance shaft
sheet-bar
shoulder wear
signalling alphabet
slipwing
sodium silicate sand
Sokolovka
source movement
spinachlike
standard terminal
sugarbowls
survey papers
Tarenna wangii
tarsiids
track drive
uncorrespondent
wag about
winterberry