蒸汽上升管

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(344) / 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(401) / 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(310) / 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(267) / 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(301) / 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(393) / 评论(0) 分类 英国学生科学读本

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(291) / 评论(0) 分类 英文摇滚歌曲

'Take' Is a Building Block in English Now, the weekly program Words and Their Stories from VOA Learning English. On this program, we explore the history and usage of common expressions in American English. And we give examples so that you can learn t

发表于:2019-01-12 / 阅读(505) / 评论(0) 分类 2016年VOA慢速英语(八)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(291) / 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(273) / 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(294) / 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(478) / 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(283) / 评论(0) 分类 英国学生科学读本
学英语单词
'course
abies oil
aviation oil
back grey guide
ball myoma
bedding-plane fault
black-and-white reproduction
blood banks
bsjas
buffered mode
bypass type filter
capillary wetting method
cherty loam
coherent pulse radar
colloidors
compensation trade
creditable tax
crossbirth
crystal separation
customer panel
cutter beef grade
Cuturi, R.
daily load
damianos
dancing-teacher
Dewey, John
discretionary incomes
distribution of bending moment
double barrel pump
double cone clutch
dynamic instability
Echinocodon
economic operation of power system
Ectothiorhodospira
EGR cooler
endotoxaemia
ethosuximide
extrait
fanlike die block
flexura lienalis
folkekirke
generator field coil
ghostliest
go like a dream
hiding power
high-register
intervention level
intestinal parasites
kaliliparite
keto-enol tautomerism
Kwenge
loan equivalent yield
Lobulus parietalis superior
low voltage switchgear
maximum sawing diameter
meek in spirit
methohexital
migrative
mind healer
minimum weather
mnster
moss-starch
national censorships
nicotine gum
Oatax
objective (lens)
oslc
oversurveillance
parasitic protozoology
Penning gage
plastics wall finish
portable sensor verifier
power spectral densities
preestablished limit
preopen
proper compound
protaetia orientalis sakaii
pulsating direct current
pulse timing circuits
referism
regeneration buffer
rehm
residence hall
Sarandës, Gjiri i
second epistle to the corinthianss
single motor
sinuaperturate
skull bones
small finite variation
staphylococcic
steel ingot scale
stud gear
sucrose density gradient
super large scale integration
synchronized indicator
Table Rock
tant pis
transmitting signal conversion equipment
transportation triage
twin bottom plough
utility scale
vegete