蒸汽源

45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i

发表于:2018-11-28 / 阅读(362) / 评论(0) 分类 新概念优美背诵短文50篇

Variety is the Source of Creativity Variety is the source of creativity. Variety injects the fluid of creativity into the most hollow minds. To ensure a triumphant career, variety combined with flexibility to fit in diverse circumstances is the major

发表于:2018-11-30 / 阅读(354) / 评论(0) 分类 24篇魔术美文串记4级词汇

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(115) / 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(186) / 评论(0) 分类 天真与经验之歌

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the

发表于:2018-12-15 / 阅读(191) / 评论(0) 分类 新东方背诵文选

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(66) / 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(68) / 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(81) / 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(87) / 评论(0) 分类 英国学生科学读本

今天我们要学的词是source。 Source, 意思是来源。 Social Security is a reliable income source for seniors, 社会保障是美国老年人可靠的收入来源。 Police have received thousands of tips, according to a source close to the

发表于:2019-01-07 / 阅读(110) / 评论(0) 分类 英语每日一词

By Kari Barber Dakar 21 March 2008 In many African countries, few people have access to computers and the Internet. Experts say this is hindering development and preventing students from being able to compete for jobs. At a conference in Dakar this w

发表于:2019-01-07 / 阅读(123) / 评论(0) 分类 VOA标准英语2008年(三月)

今天我们要学的词是source。 Source, 意思是来源。 Social Security is a reliable income source for seniors, 社会保障是美国老年人可靠的收入来源。 Police have received thousands of tips, according to a source close to the

发表于:2019-01-07 / 阅读(65) / 评论(0) 分类 英语单词荟萃

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(92) / 评论(0) 分类 英文摇滚歌曲

Samasource Provides Jobs for Poor Via the Internet The World Bank says 1.3 billion of the world's seven billion people live in extreme poverty, surviving on less than $1.25 a day. Aid organizations have long relied on charitable contributions to help

发表于:2019-01-13 / 阅读(142) / 评论(0) 分类 VOA标准英语2011年(十二月)

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(86) / 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(76) / 评论(0) 分类 英国学生科学读本

Alan, Canada speaker How do I get my news? Well, when I lived in Canada I got my news from primarily watching television and reading the newspaper. But since I moved over to Asia and started using computers more and more I find that I get my main sou

发表于:2019-01-23 / 阅读(189) / 评论(0) 分类 一起闲话英语-English Chitchat

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(86) / 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(138) / 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(87) / 评论(0) 分类 英国学生科学读本
学英语单词
accredits
AGnose
ags (alternating gradient synchrotron)
ambitransitive
anorexies
appliance computing
appresorium
Armazide
artistic drawing set
as...as ever
automatic disengaging
beet slices
bone knitting
boundary-layer flow
branch target address
broad-spectral-range spectrograph
bryna
bull's eye structure
cantilever mode
Capljina
chinones
damage by other cargo
deferred profit on instalment sales
density-disturbing factor
diafiltered
dimethylboron iodide
distinctive quality
dry-snap
ebur dentis
ecofanatic
electrolytic growth
electron pumping action
epa-gogic
eugene poplar
flat characteristic curve
front bay
full-width beck
given off
gododdins
hey-hey
high-pressure boiler-feed pump
housane
hunting grounds
hypoptyalism
intendant
internal meaning
inti
jet-boat
kawaiiness
knotty log
lamboys
landerbank
laser beam transmission
launch month
long u
low-fuming bronze
marsh violet
McKeown
medium fruit branch
Microcoelonella
Mitchell principle
organic disorder
orientation survey
over-height
pass a crisis
pesages
phase-shift distortion meter
Pilea peltata
piura
primary hypothesis
printed circuit boards
proctocracy
Prussak's pouch
Psenes
query expansion
rate of coastal erosion
reconverging fan-out path
rhabdomyolvsis
road becon
Robinson,James Harvey
scram latch
Seller's Pack
Sidi Aïch, Oued
six-by-three rib fabric
slough podzol
some extent
stag breeding
substrand
target video
tea place
Templemore
three represents
to one's shame
tradeswoman
Tuolba
unbendingness
unknown audio code
upper sides
vent screen
video picture
Yanshiping Formation
Zhabotinski