热蒸汽冷段压力

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(178) / 评论(0) 分类 赖世雄中级美国英语

Let's take a look at the satellite. A trough and northeasterly winds are affecting Queensland and northern New South Wales. A low pressure system is creating showers over southeastern Australia. And a high pressure ridge is keeping skies mostly clear

发表于:2018-12-11 / 阅读(41) / 评论(0) 分类 澳洲ABC新闻快递2012年

[00:00.84]3 生病、受伤时 [00:03.91]●请医生看病 [00:04.92]Do you need a doctor? (用叫医生吗?) [00:12.12]Please call an ambulance. (请叫救护车。 ) [00:18.92]I'd like to see a doctor. (我要看病。 ) [00:25.89]I'm not feeling

发表于:2018-12-16 / 阅读(136) / 评论(0) 分类 口语8000句

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(48) / 评论(0) 分类 英国学生科学读本

Our first story this December 14th baby, it's cold outside. Two-thirds of the United States, the eastern two-thirds, are seeing record-breaking winter temperatures. Some places have recorded their coldest December day ever. What means, this could be

发表于:2018-12-19 / 阅读(55) / 评论(0) 分类 CNN美国有线新闻2016年12月

If you've ever driven up to a mountain pass, you know that the higher you climb, the colder it gets. But on clear, calm days, it can actually (be) colder in the valleys. That's because under high-pressure systems, cold air slides down mountain slopes

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(四)月

On airplanes, cabin pressure changes during takeoff and landing to help passengers breathe easy at high altitudes. These changes in air pressure may make adults ears feel a little funny, prompting a few yawns to equalize the pressure. But for babies,

发表于:2018-12-28 / 阅读(67) / 评论(0) 分类 初学者听力文摘精选

Cooking Under Pressure When you boil potatoes on the stove top, it can take half an hour to cook them til tender. But, when you boil them in a pressure cooker, instead presto, theyre ready in about five minutes. Whats the difference? What makes press

发表于:2018-12-31 / 阅读(77) / 评论(0) 分类 英语听力文摘 English Digest

90后双胞胎抢耳新歌先听:Under Pressure Under Pressure (Ice Ice Baby) John Edward Yo VIP lets kick it! Pressure pushing down on me Pressing down on you no man ask for Under pressure - that burns a building down Splits a family in two Puts p

发表于:2019-01-08 / 阅读(68) / 评论(0) 分类 好听的英文歌曲

90后双胞胎抢耳新歌先听:Under Pressure Under Pressure (Ice Ice Baby)是爱尔兰流行组合Jedward,即参加2009年英国偶像(X-factor)歌唱选秀节目的双胞胎兄弟John Edward发行的第一支单曲。这首歌在本周英国

发表于:2019-01-10 / 阅读(73) / 评论(0) 分类 经典英文歌曲

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(150) / 评论(0) 分类 美国习惯用语

STEVE INSKEEP, HOST: The winter storm hitting the East Coast today is part of a pattern of weather over a number of days. It had a prologue, and it's going to have an epilogue, too. So let's talk it all through in sequence. What comes before a bomb c

发表于:2019-01-16 / 阅读(61) / 评论(0) 分类 2018年NPR美国国家公共电台1月

陈诉症状 Are you feeling OK?你不舒服吗? What's wrong?你怎么了? You looks pale.你的脸色真不好。 I don't feel well.我觉得难受。 You don't look well.你好像不太舒服。 She passed out.她昏过了。 I feel sick.我觉得

发表于:2019-02-05 / 阅读(103) / 评论(0) 分类 英语会话词典

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(93) / 评论(0) 分类 英语单词荟萃

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(65) / 评论(0) 分类 英国学生科学读本

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(130) / 评论(0) 分类 英国学生科学读本

The Invisible Hand 无形的力量 A: What's going on? B: Check out the setup , Yaoyao. A: A stove, an empty aluminum soda can, kitchen tongs , and a saucepan . Are you experimenting with a new recipe ? B:No, i'm experimenting with air pressure. A:Ho

发表于:2019-02-16 / 阅读(66) / 评论(0) 分类 英语听力文摘 English Digest

Boiling Water Under Boiling Clouds You may be surprised to hear that its actually easier to boil water on stormy days than it is when the weather is clear and sunny. Can you guess why? The reason is that the boiling point of water changes slightly in

发表于:2019-02-24 / 阅读(65) / 评论(0) 分类 英语听力文摘 English Digest

Probably all, or nearly all, who have experienced a cold winter, are familiar with the cheery cry of the snow as it is pressed against a hard surface by the steel tire of a wagon, for instance, or even onto a pavement by the heels of ones boots. Thos

发表于:2019-03-06 / 阅读(117) / 评论(0) 分类 英语时差8,16

Snowflakes are small ice crystals. Snowflakes near the ir melting temperature can, through hand pressure, be made to fuse into a snowball by a process of melting and re-freezing. The snow yields to pressure gently and progressively and doesnt make so

发表于:2019-03-06 / 阅读(114) / 评论(0) 分类 英语时差8,16
学英语单词
air mileage
AnCC
anti-organizational
assigned-subject test
augmented parity check code
azo component
Bactrians
bistable rel-ay
black peak
book deals
buttom switch
carved lacquer necklace
cobble ... together
conotruncal
contact spot
control of sort procedure
cork gauge
crablouse
cradle caps
creeping myiasis
crepusculum
Cucumbi
denia
diosetin
dohrenwend
doosy
dorchester-on-thames
emanon
enata
Endamoebidae
Erritsφ
export gold point
expulsion pipe
feed-through conductance
feelgood factor
fetal hydantoin syndrome(fetal dilantin syndrome)
Fibraurea
fixed format language
flanged bolt
gaseous flux
genus amphisbaenias
glaucarubin
goggans
grab an occasion by the forelock
Haynes 25 alloy
imparticular
indiffusion
Joan Sutherland
kindan
large-scale chromatography
limp state
Luaco
Machilus ovatiloba
macromia berlandi
marioff
medium phosphorus content cast iron brake shoe
metamorphic rocks
metaplasticity
Michelia sphaerantha
movement-based
multiserial bands
nose under the tent
obliterated corner
omental band
operational data
pyritoids
rabbiteyes
radio astrometry
railway cybernetics
ramne
random track
remotely controlled unmanned platform
retamine
risk averter
Ruko, L.
rustins
sagaxes
sequence control plaque
shit hit the fan
single entry accounting
skewerers
slide scribing projection
spinach leaves
stereopair
stilliard
strategy
sweep-frequency
sweet violet
swithens
Tereno
thermomineral spring
thigh-length
Unp'o
variable-length record file
Viburnum nervosum
villagewide
what's your
Wisteria villosa
Wolfram-powellite
wooden rail
yellow-tinged