蒸汽换热器

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(189) / 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(239) / 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(130) / 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(120) / 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(131) / 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(172) / 评论(0) 分类 英国学生科学读本

With the current heat wave gripping many parts of China, people in some of the worst-affected cities of Shanghai and Hangzhou are scrambling to try to find ways to 'beat the heat.' CRI's Liu Min has more. August 7th was the date marking the beginning

发表于:2018-12-19 / 阅读(141) / 评论(0) 分类 世界各地新闻集锦

夏天的一个中午,阿美和好朋友古奇在街上闲逛,天气特别炎热,两个人不停地抱怨,她们都在抱怨些什么呢?来看看吧! Listen Read Learn Gucci: May, we are fools to hang out at noon. It's dying hot today. My skin is too weak to be exposed under the summer sun

发表于:2018-12-26 / 阅读(149) / 评论(0) 分类 英语口语大赢家

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(139) / 评论(0) 分类 英文摇滚歌曲

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(141) / 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(128) / 评论(0) 分类 英国学生科学读本

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(150) / 评论(0) 分类 英语每日一词

今天要学的词组是:to beat the heat。Heat是指高温;高温是不能打的,只能设法克服。美国各地热浪滚滚,《华盛顿邮报》说,一个母亲和她两岁的女儿...try to beat the heat...by opening a window on the

发表于:2019-01-26 / 阅读(190) / 评论(0) 分类 英语单词荟萃

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 candida

发表于:2019-01-26 / 阅读(151) / 评论(0) 分类 英语单词荟萃

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(133) / 评论(0) 分类 英语新闻

今天我们要学的词是heat up。 To heat up, 意思是越来越激烈。 The debate over immigration reform is heating up on the Hill, 国会关于移民改革的辩论日益激烈。 The World Cup is heating up as more teams are getting knocked

发表于:2019-02-06 / 阅读(171) / 评论(0) 分类 英语每日一词

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(210) / 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(139) / 评论(0) 分类 英国学生科学读本

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(158) / 评论(0) 分类 英语每日一词

我们今天要讲的习惯用语有一个共同的词: stand。我们要学的第一个习惯用语是: stand-out。这儿在stand和out之间有一个连词符号。 Stand-out当名词用。它和形容词outstanding意义相关连。不少人知道

发表于:2019-02-17 / 阅读(177) / 评论(0) 分类 美国习惯用语
学英语单词
a show of hands
abandon someone
accelerated deprecistion
actual mechanical advantage
adaptive integration method
alternating-current generating set
antibussing
antideforestation
Army List
assuagingly
beta-Transducin
bivariate sign test
Bonerate
brush cleaning
Cantabria, Sa.de
carpet slippers
Casimir I
Coleodontidae
colored trade mark
comprehensive data base
conchodromus dromas
connected domains
corner table
County Court Judge
daggling
daughter cell
Demethylcefazolin
desmarestia aculeata (l.)lamx
Diaphragm Valves
dig over
Dudwell, Mount
electrical(electric)
electron-beam sterilization
enzymatic activity
essaydi
evolutionism
external ciliated cell
feathered assets
fivescourt
garden pump
generated data
goader
heat potential
hiffs
hit up for
kristle
leuzzi
life-choice
limear selection method
lipstick
lock time
market separation
Marsala
mayhall
medium bomber
membrana serosa
mewse
micropatterning
microwave field
mill support
mohair top
mohave moonstone
mulattress
number of air changes
ocean throught b/l
oil mist separator
oomiacs
other-direction
partial stall
paskoff
pickling tub
placenta febrilis
predicate formula
pseudomembranelle
pseudotabular
Row For
sciencist
semi rotary pump
sensory channel
shares of no par value
shazli
Sir Joseph Paxton
smarted
spacecraft tracking system
speeding tickets
steganography
superfilling
swimsuit
tabursuq (teboursouk)
thief rod
tilal
Tolstoians
took to be
toxiresin
transfer-turnover device
ungelt
up load
vanadium(ii) selenide
vena coronaria sinistra
vetala
viscous keying
work-in-process