[机] 水汽压

useless 无用的,没有价值的 user 用户,使用者 usual 通常的,平常的 usually 通常 utility 效用,实用 utilise 实用 utilize 利用 utmost 极度的,极端的,极限 utter 完全的,彻底的说 vacant 空闲的,空缺的

发表于:2018-12-01 / 阅读(179) / 评论(0) 分类 大学英语四级词汇拼读版

The Little Boy Lost 小男孩的迷路 'Father, father, where are you going? 父亲、父亲,你往哪儿去? O do not walk so fast! 啊,别走得这么快呀。 Speak, father, speak to your little boy, 说话呀,父亲,跟你孩子说话呀

发表于:2018-12-06 / 阅读(237) / 评论(0) 分类 天真与经验之歌

Every day the sun's rays change thousands of tons of liquid water into water-vapour; 每天, 太阳光都能够将数千吨的液态水转化为水蒸气; and this water-vapour mingles with the air, and is carried along by the wind. 随后, 水蒸气

发表于:2018-12-18 / 阅读(120) / 评论(0) 分类 英国学生科学读本

When we change a liquid into vapour, and cool this vapour till it is liquid again, 将水加热成水蒸气, 然后对其进行冷却直至再次液化, we are said to distil the liquid, and the apparatus for doing this is called a still. 这个过程就

发表于:2018-12-18 / 阅读(115) / 评论(0) 分类 英国学生科学读本

Thus by heating liquids we cause them to evaporate, or change into vapours or gases; 因此, 可以看出:我们能够通过加热液体使得它们蒸发, 变成水蒸气或气体; and by taking away heat from these gases, or cooling them, we tu

发表于:2018-12-18 / 阅读(127) / 评论(0) 分类 英国学生科学读本

Lesson 88 Condensation 第88课 冷凝 When the water in a kettle boils, it boils first at the bottom. 当水壶中的水沸腾时, 首先开始沸腾的是底部的水。 We cannot see this in a kettle, because the kettle is made of iron. 我们无法

发表于:2018-12-18 / 阅读(165) / 评论(0) 分类 英国学生科学读本

By Patricia Nunan Bombay 06 March 2006 The world's population is booming - no more so than in its cities. Within the next 10 years, there will be at least 22

发表于:2019-01-06 / 阅读(200) / 评论(0) 分类 2006年VOA标准英语(三月)

90后双胞胎抢耳新歌先听:Under Pressure Under Pressure (Ice Ice Baby) John Edward Yo VIP lets kick it! Pressure pushing down on me Pressing down on you no man ask for Under pressure - that burns a building down Splits a family in two Puts p

发表于:2019-01-08 / 阅读(139) / 评论(0) 分类 好听的英文歌曲

I'll take what you got got got I know it's not a lot lot lot Cause I just need another hit You're the thing that I can't quit You got what I want want want Here and then you're gone gone gone If you told me that we were through You know that I would

发表于:2019-01-10 / 阅读(134) / 评论(0) 分类 英文摇滚歌曲

By Simon Marks Turkey-Iraq border 18 April 2007 Fears are growing that Turkey may take unilateral military action in northern Iraq against the outlawed Kurdistan Workers Party, the PKK, whose fighters have been staging cross-border attacks. Turkey's

发表于:2019-01-12 / 阅读(172) / 评论(0) 分类 2007年VOA标准英语(四月)

By Gilbert da Costa Abuja 22 June 2007 Unions in Nigeria have vowed to intensify a three-day old strike called to protest a hike in fuel prices. As Gilbert da Costa reports from Abuja, union officials and government representatives met Thursday night

发表于:2019-01-13 / 阅读(182) / 评论(0) 分类 2007年VOA标准英语(六月)

Thailand's prime minister says he will not resign, despite calls by the Thai military to step down following bloodshed at an anti-government demonstration last week. Ron Corben reports for VOA from Bangkok. Somchai Wongsawat (l) speaks during press

发表于:2019-01-13 / 阅读(120) / 评论(0) 分类 VOA标准英语2008年(十月)

Lesson 70 Evaporation 第70课 蒸发作用 Let us fill a small kettle with water, and place it on the fire. The water will soon begin to boil. After an hour or so we shall find the kettle quite empty, although no one has touched it since it was plac

发表于:2019-01-17 / 阅读(136) / 评论(0) 分类 英国学生科学读本

The finger which is wet with alcohol will be dry before you can count ten, while the finger which is wet with water may take a minute or more to dry. 在你数到十之前, 那根沾有酒精的手指就会变得干燥, 而另外一根沾有水的手指

发表于:2019-01-17 / 阅读(123) / 评论(0) 分类 英国学生科学读本

By Cathy Majtenyi Addis Ababa, Ethiopia 29 October 2007 The Committee to Protect Journalists says Ethiopia is the worst country in the world for press freedom. The international press watchdog group says that Ethiopian journalists routinely face cens

发表于:2019-01-31 / 阅读(133) / 评论(0) 分类 2007年VOA常速英语(十月)

By Deborah Tate Washington 17 April 2008 A group of Democratic and Republican senators have begun drafting legislation that would require Iraq to fund more of the war costs that Americans are now paying. VOA's Deborah Tate reports from Capitol Hill.

发表于:2019-01-31 / 阅读(106) / 评论(0) 分类 VOA常速英语2008年(四月)

As 2014 draws to a close, its time to look back and see which words have been significant throughout the past twelve months, and to announce the Oxford Dictionaries Word of the Year. Without further ado, we can exclusively reveal that the Oxford Dict

发表于:2019-02-04 / 阅读(131) / 评论(0) 分类 英语新闻

The Worrler of Qi A man of the state of Qi was afraid that the sky would fall down and the earth would cave in.The thought that he would not be able to find shelter when that happened worried him so much that he had no appetite for food and slept v

发表于:2019-02-07 / 阅读(195) / 评论(0) 分类 趣味英语

Lesson 35 Getting up Steam 第35课 蒸汽往上冒! Do you want to know what steam is? Let us get a lump of ice, or a snow-ball, and place it in a saucer in a warm room. It soon melts, and then the saucer is half full of water. If we leave the sau

发表于:2019-02-07 / 阅读(130) / 评论(0) 分类 英国学生科学读本

SAN FRANCISCO, June 15 (Xinhua) -- Facebook has hired Joe Lockhart, who was former U.S. President Bill Clinton's press secretary during the last two years of his second term, as the social network company's vice president of global communications, U.

发表于:2019-02-08 / 阅读(166) / 评论(0) 分类 英语新闻
学英语单词
Abitibian
admittance transformation
aerothermodynamic-duct
alan alexander milnes
anecdotal method
armidexan
cardan spider
cement plate
cerium oxalate
check lever
chemical reaction rate
Chinese jade
constant phase
Cotard's syndrome
count-backs
counterbetrayal
cutting clamp
cycle to-crack
Davids
density detector
derping
diffision
diode image converter
doust
dunce-man
electro interference
erect-crested penguin
Fadhli
falkowskis
finite mapping
fixed teeth
free commodities
from time immemorial
galactobiose
genus microsoriums
hot-forging
house guest
hydrohepatosis
hypophagic
infrared cloud mapper
ingot sampling
innodates
interferencecomparator
ismaila
jokokuite
Kemi River
laundrywomen
lobaria crassior
longitudinal resistance seam welding
lowstand (system) tract
lympholblastosis
Maesa perlarius
mantle
matter of principle
mayht
mebile
megaphanerophyte
milbrath
monsoon cloud
multiple-wire system
naphthylacetic acid
neoconism
oblique extinction
orages
padlock
pagan religion
parametrically
Pereiras
pharynx simplex
plate-shear test
pneumatic perforator
quick action contact
resported discontinued
robitrin
rubber tips
San Vicente
Santenay
Saxifraga sinomontana
selfbraking
separate cycle refrigerator
setting mallet
shipholders
song-thrush
sought
squopped
standing takeoff
stink pretty
sunken danger
supercalendered paper
superqueue
the dust bowl
timing pulse amplifier
toxicotabella
turbocharger efficiency
two-input adder
U.F.A.
unappaired
viewport configuration
why not?
Wowoni, Pulau
wring out
Zavallya