低压蒸汽系统

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(104) / 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(169) / 评论(0) 分类 天真与经验之歌

An Englishman is at home with his girlfriend. (E=Englishman; G=girlfriend) G: Have you gone mad? Why are you roaring your head off like a lion? E: Rrrrr...ah! G: Hey, have you gone off your rocket or

发表于:2018-12-08 / 阅读(183) / 评论(0) 分类 赖世雄中级美国英语

Unit 5 [00:03.21]Go with Transportation! [00:07.16]Trains Go on Rails! [00:11.00]Who invented the steam engine? [00:15.05]In the 1700s,many inventors were working on the steam engine. [00:22.31]In the 1760s, [00:26.15]a scientist in England invented

发表于:2018-12-17 / 阅读(160) / 评论(0) 分类 北京仁爱英语八年级下

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(53) / 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(54) / 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(67) / 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(68) / 评论(0) 分类 英国学生科学读本

Narrator: Exercise 3.2. A. Write down the numbers you hear in the following sentences: A i. Manchester is 185 miles distance from London and 35 miles from Liverpool, ii. Over 10 million passengers passed through Manchester Airport in 1997. iii. The n

发表于:2018-12-30 / 阅读(106) / 评论(0) 分类 202 Useful Exercises for IELTS

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(78) / 评论(0) 分类 英文摇滚歌曲

Kenya Moves Full-Steam Ahead on Geothermal Production Kenya is expanding plans to become one of the worlds top geothermal power producers with the start of explorations at a site called Menengai. The government is also aiming to make geothermal Kenya

发表于:2019-01-13 / 阅读(78) / 评论(0) 分类 VOA标准英语2011年(十一月)

今天我们再来给大家讲解两个以steam为主的常用语。我们先来讲第一个。To go full steam ahead. Full就是全部,steam是蒸汽,ahead就是向前。To go full steam ahead的意思是:全力以赴。 原来,to go full st

发表于:2019-01-14 / 阅读(120) / 评论(0) 分类 美国习惯用语

在今天我们要讲的两个习惯用语里,一个关键的字就是:Steam. Steam就是蒸气。有的人说,詹姆斯.瓦特在1769年发明了蒸气机。这是现代化时代的开始。在工业化时代的初期,蒸气为火车,轮船和

发表于:2019-01-14 / 阅读(157) / 评论(0) 分类 美国习惯用语

[00:01]R:I'm so glad you're going on this trip! [00:03]E:Yeah! I've been working so hard this semester. [00:07]I really need to go crazy, you know, blow off some steam. [00:09]R:Sure. Sure. [00:13]Look, I don't, I don't know if your plans are f

发表于:2019-01-14 / 阅读(91) / 评论(0) 分类 英美人天天都在说的4000句:跟着影视学最真实的口语

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(69) / 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(57) / 评论(0) 分类 英国学生科学读本

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(74) / 评论(0) 分类 英语新闻

今天我们要学的词是 pick up steam. To pick up steam 意思是提升速度和实力。比如,The hurricane is picking up steam. 飓风风力正在逐渐加强。上星期五公布的数字显示,美国经济10月份增加了17万1千个就业

发表于:2019-02-06 / 阅读(100) / 评论(0) 分类 英语单词荟萃

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(125) / 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(68) / 评论(0) 分类 英国学生科学读本
学英语单词
a dose
a matter of course
actual range
alkylglycerols
alveolar emphysema
antenna tuning indicator
arcus tarseus inferior
Arenaza
armature magnetic pole gap
arsensulvanite (arsenosulvanite)
arty and crafty, arty-(and-)crafty
as sure as I am a living man
ballet skirt
banking business
biotic area
bog star
bond papers
cambrain period
catharsis
cichoriin
cleaner chain
combined entity
contact numbers
continuous leaching
corrugated skin
cryogenic separation
cube texture
curling of flooring
current switching diode logic
data distribution panel
day-old chick
Delonte
descampe
digit computer
double jersey
electric cabinet bath
endodontically
Evil to him that evil thinks.
factory construction abroad
fail links
flanders poppies
fracture of capitellum
free hauled traffic
frenchified
goghs
Gooch filter
gross examination
group of regular polyhedrons
guavas
heterodyning
hoffmann electrometer
holothuroideas
hypnethesia
ID code
iddhi
in show
International PI Group Agreement
ironmake
jecorize
kapselcocus
laterobronchus
letter-word
lloyd's associates
metal marker tag
Mezhyrich
monosodium 5-allyl-5-isopropylbarbiturate
n-ary composition
natality statistics
needle guide
not more than one can help
NSC-38721
overcurrent test
paint sprayer
peripheral discharge ball mill
plant-like
polyauxotroph
pounch out
preset mask
pyrolyzate
quasiparticle tunneling
record-linkage studies
reprivatized
Rhamadan
Rockville Center
rubent
single screw propellor ship
sorcerer's apprentice mode
spark over test
spirochetosis riverensis
stay-in-school
subsulti
thromboarteritis purulenta
toothed-wheel shaping machine
torso
total technology
transparent glass ceramics
unformatted media
unsanitarinesses
Vila Franca de Xira
warshaws
writing-room
zade