直管式水管锅炉

[00:01.00]Module 2 Developing and Developed Countries [00:09.22]Vocabulary and Listening [00:11.93]Activity 3 Check the meaning of these words [00:16.06]Now listen to the conversation and tick the topics you hear. [02:34.36]Activity 4 Listen again ch

发表于:2018-12-04 / 阅读(242) / 评论(0) 分类 外研社新标准高中英语必修(1-4)

Dad, Can You Tell Me How to Get Rich? My dad put down the evening paper. Why do you want to get rich, son? Because today Jimmy's mom drove up in their new Cadillac, and they were going to their beach house for the weekend. He took three of his frien

发表于:2018-12-06 / 阅读(101) / 评论(0) 分类 动物街64号 Zoo Lane 第一季

V@enook.cn Lesson 17 Bring me some jam. What are you doing,Mom? I'm making some sandwiches. I'll help.I'll cut the bread. OK,Katie. Oh,Katie!What a mess!Give me that knife,please. Bring me some jam,please. Mom!Dan's eating the jam! The jar's almost e

发表于:2018-12-13 / 阅读(144) / 评论(0) 分类 新世纪少儿英语

Lesson 97 The Body 第97课 人体 If you wish to keep your body healthy, you must learn something about its inside as well as about its outside. 你想要有一个健康的身体, 那就不仅需要了解它的外部结构, 更要明白它的内在构

发表于:2018-12-18 / 阅读(67) / 评论(0) 分类 英国学生科学读本

插座、插头和其它连接物(电器连接) Sockets, plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs, sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass

发表于:2018-12-18 / 阅读(88) / 评论(0) 分类 英文语法词汇

Bottled water companies often brag about the purity of their drinks. Just imagine if they found a water source that's been cut off from the outside world for well over a billion years. Well, scientists have discovered just that, in isolated reservoir

发表于:2018-12-24 / 阅读(84) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,

发表于:2018-12-24 / 阅读(114) / 评论(0) 分类 Scientific American(九)月

Elon Musk's Hyperloop is getting its first working test track When Elon Musk, the PayPal billionaire, announced his plans for a near-supersonic transport system of passenger capsules levitating inside tubes it sounded like science fiction. Now the co

发表于:2018-12-28 / 阅读(67) / 评论(0) 分类 英语PK台

The Norwegian people catch herring in nets, then they salt, smoke, or dry them to make sure they will keep almost forever without spoiling. 挪威人用网打捞鲱鱼,然后,用盐腌制、用烟熏制、或晒干风干,用各种方法保存鲱鱼

发表于:2018-12-28 / 阅读(85) / 评论(0) 分类 美国学生世界地理教材

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(170) / 评论(0) 分类 科技之光

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(165) / 评论(0) 分类 Scientific American(四)月

drain作名词的时候可以指下水道。看见go down the drain这个习惯用语,你头脑里可能会出现这样的情景:有个人在洗澡的时候不小心把手上的钻戒滑落到浴缸排水孔里,在他还没来得及作出反应的

发表于:2019-01-08 / 阅读(83) / 评论(0) 分类 美国俚语

Todd: OK so, here we go, now Terry you were saying that you went from Vancouver to San Diego. How many days did that take? Terry: Um, the total trip took 42 days but that included one day on the bus up and then one day on the bus back so 40 days on t

发表于:2019-01-08 / 阅读(102) / 评论(0) 分类 原版英语对话1000个

我们前两次讲了几个带有up这个词的习惯用语。今天要讲的习惯用语却都有和up相对的词: down。 Down这个词最常用的解释是往下。 比方说在今天要学的第一个习惯用语里:go down the drain。 Drai

发表于:2019-01-14 / 阅读(151) / 评论(0) 分类 美国习惯用语

ARI SHAPIRO, HOST: The National Museum of African-American History and Culture here in Washington has many artifacts connected to slavery. For one woman, visiting the museum this week was a literal homecoming. Isabell Meggett Lucas was born and raise

发表于:2019-01-17 / 阅读(77) / 评论(0) 分类 2017年NPR美国国家公共电台4月

类缘何而来?猩猩?还是猿?要追溯到更远的话,应该是单细胞生物吧! 纳尼!还不对? 那究竟是什么呢? 今天的节目将为您讲述生命的起源 Life Traces in Lava Don: Can I ask you something, Ya?l? Ya?l

发表于:2019-01-26 / 阅读(76) / 评论(0) 分类 英语听力文摘 English Digest

DEVELOPMENT REPORT - Need to Dig a Well? Start HereBy Gary Garriott Broadcast: Monday, May 15, 2006 This is Shep O'Neal with the VOA Special English Development Report. There are several low-cost ways

发表于:2019-01-30 / 阅读(103) / 评论(0) 分类 2006年慢速英语(五)月

The more you know about the various heating systems that are available on the market today, the better able you will be to choose the best one for your home. Obviously, your main goal (besides being comfortable), is to have a heating and air conditio

发表于:2019-02-04 / 阅读(130) / 评论(0) 分类 实用英语

There would soon be an explosion; the kettle would be burst open. It is in this way that boiler explosions are often caused. When there is too much steam in a boiler, and it cannot get out, it presses against the sides of the boiler, until at last th

发表于:2019-02-07 / 阅读(155) / 评论(0) 分类 英国学生科学读本

Rolling down the road Going no where Guitar packed in the trunk Somewhere round mile marker 112 Papa started hummin the funk I gotta jones in my bones before we know We were singing this melody Stop the car pulled out the guitar Halfway to New Orlean

发表于:2019-02-11 / 阅读(133) / 评论(0) 分类 The Voice 美国好声音
学英语单词
accelerated dive
ace bandage
air-cooled desuperheater
antiferromagnetically coupled media
asplenium tenuifolium
babuisms
back-up coating slurry
becaks
bed-space
bevellings
boerhaavia repens l.
by anticipation
carbon-copying
case research
choiseul st.
cock rocker
communication principle
Creelman
data aging
demand assignment digital speech interpolation
departures board
diphtheria antitoxin
Dividend Frequency
edible calories
effusum
environmental informatics
erda
Eria pannea
exhaust scrubber
external trade by regions
finished proprietary item
firing process
forward insertion gain
fractional amoun
gorbet
hand-in-hand
Hegman ga(u)ge
high level sorting chamber
hot rolling
hyperbolic waveform
interrogator-responsor
intertuberal diameter
jerrod
johannes peter mullers
kivering
Krull ring
laid to the bone
latency stage
low pressure control switch
low-income level
m-alternative detection
maneaba
measurement of mobidity
meele
monosymmetry
O-Nitro-P-Phenylenediamine
oleum badiani
outside micrometer calipers
parallel gas passes
perianths
phosphoglucosamine mutase
photochemical fog
polyphonic proses
portable recorder
preservation measures
pud-
queue element
receiving tube
Registering a Domain Name
regulating economic activities
release form
reposan
Ripacandida
roller chain with hollow pins
Santolube
scale factor potentiometer
secoajmalan
self regulate
side platform
side-tracking
smbas
staidness
stepwise convergence
Stongfjorden
Stornoway
survey data
tangential close ray tracing
test replacement
the kgb
the signal corps
theseuss
thin window
thn
tomentosine
total symblepharon
trade-tracks
tripartite reform
uninteresting peak
unture
us car
validity effect
white borer of coffee