水锤压力

If I Had A Hammer If I had a hammer I'd hammer in the morning I'd hammer in the evening All over this land I'd hammer out danger I'd hammer out a warning I'd hammer out love between my brothers and my

发表于:2018-11-29 / 阅读(131) / 评论(0) 分类 英语歌曲第五辑

Conditions on Mars were so harsh that it was hard to imagine any life surviving there. The idea of sophisticated aliens was wiped out. We know that conditions on Mars today are not very good for life.

发表于:2018-12-07 / 阅读(81) / 评论(0) 分类 火星生命

Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. U

发表于:2018-12-15 / 阅读(221) / 评论(0) 分类 新东方背诵文选

BARBARA KLEIN: This is SCIENCE IN THE NEWS, in VOA Special English. Im Barbara Klein. BOB DOUGHTY: And Im Bob Doughty. Today we remember Hurricane Katrina and tell about the science of severe ocean storms. (MUSIC) BARBARA KLEIN: Many Americans are ob

发表于:2018-12-15 / 阅读(62) / 评论(0) 分类 2010年VOA慢速英语(八)月

旱灾的成因与影响 Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than isreplenished. It is a balance bet

发表于:2018-12-26 / 阅读(103) / 评论(0) 分类 自然百科2016年

The air thins and they begin to lose the protective weight of the miles of air above them. The pressure is dropping, when you finally get to the stratosphere, and to the altitude we like to work at, it's only one one hundredth that of it's on the gro

发表于:2018-12-27 / 阅读(74) / 评论(0) 分类 探索与发现2014年

In the warm water of the fiords the herring schools have a fine recess until a whale or a fisherman comes along. 峡湾温暖的水域就成了大群鲱鱼的安乐窝,直到鲸或渔民的到来。 The northest city in the World is in Norway and t

发表于:2018-12-28 / 阅读(72) / 评论(0) 分类 美国学生世界地理教材

[00:00.00]MODULE 9 First... Then... [00:08.59]Unit 1 First, Find a hammer. [00:17.03]1 Listen and point. [00:29.39]What are you doing,Dad? I'm going to repair this chair. [00:38.45]Oh! Can I do it? Okay. First, find a hammer and some nails. [00:46.32

发表于:2018-12-29 / 阅读(85) / 评论(0) 分类 新标准小学英语第四册(三年级起点)

Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

发表于:2019-01-08 / 阅读(76) / 评论(0) 分类 英语小短文

Kelly Moore and her friends went to the beach. Kelly did not know how to swim. All her friends were having fun in the water. Come in! they kept shouting. Stop being a chicken! she heard them say. Kelly hated being teased. She finally decided to jump

发表于:2019-01-24 / 阅读(66) / 评论(0) 分类 英语第4级听力-English Level 4

Without my noticing it? 我怎么一点都不觉得? Without your noticing it. And if you aren't crushed by so much pressure, it's because the air penetrates the interior of your body with equal pressure. 您一点不觉得。您所以不被这样大

发表于:2019-01-28 / 阅读(80) / 评论(0) 分类 《海底两万里》中英双语有声读物

Note well, my fine Canadian, I went on, if such an animal exists, if it lives deep in the ocean, 请您注意,我又说,我的诚实的加拿大人,如果有这样的一种动物,如果它是生活在海洋底下, if it frequents the liquid

发表于:2019-01-28 / 阅读(60) / 评论(0) 分类 《海底两万里》中英双语有声读物

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(143) / 评论(0) 分类 英国学生科学读本

【英文原文】 If I were to stop drinking water right now, how long could I live? There are several different factors involved here. A human being isnt an automobile which needs a certain amount of gas. There are conditions under which a person c

发表于:2019-02-16 / 阅读(69) / 评论(0) 分类 英语听力广播—Listening

My name is Johan, I feel exhausted, already. I've been doing this job for two days and I've already lost a lot of weight,really. You can earn 100 dollars a day, maybe more than that, 200. It depends, but, it's still a good money. This is the best job

发表于:2019-02-17 / 阅读(117) / 评论(0) 分类 英语杂谈

Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

发表于:2019-02-17 / 阅读(64) / 评论(0) 分类 双语有声阅读

In 1993, water aerobics was only for senior citizens or patients in rehab. Nowadays, it encompasses a variety of trendy underwater sports, all of which are healthy. The body has 90 percent support when under water. That means the joints only have to

发表于:2019-02-23 / 阅读(78) / 评论(0) 分类 英语时差8,16

Fine, captain, but now we come to a genuine difficulty. You're able to lie flush with the surface of the ocean, that I understand. 对,船长,可是这里有实际的困难。这样,您可以使船面跟洋面一致,我可以理解。 But low

发表于:2019-02-25 / 阅读(74) / 评论(0) 分类 《海底两万里》中英双语有声读物

These algae are a genuine prodigy of creation, one of the wonders of world flora. 这些海藻类实在是造化的奇迹,宇宙植物界的一个奇迹。 This family produces both the biggest and smallest vegetables in the world. 地球上最小和

发表于:2019-02-25 / 阅读(69) / 评论(0) 分类 《海底两万里》中英双语有声读物

These are the normal navigational instruments, I replied, and I'm familiar with their uses. 这些是航海家常用的仪器,我答,我知道它们的用法。我现在看见的这个表盘,上面有能转动的针,那不是流体压力计吗?

发表于:2019-02-25 / 阅读(147) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
additional meaning
alkyl groups
American dogwood
Answers on a postcard
anthologically
appraisal of dutiable value
atresic
auxiliary network address
banted
battery discharge indicator
bavaro
be good for sth
Bowiean
calophya mangiferae
capriati a volturno
Casavieja
cerebral pneumatotherapy
clear of local anthorities
colour fixing agent Y
complishment
concatemer
Convention on the Law Applicable to Agency
copedant
Crista supracondylaris medialis
Curschmann's mask
desooter
detergent line
Dunbaria nivea
earthquake recurrence rate
echelon folds
economy rates
effective index
electric light treatment
electromagnetical
engine control system
ex-factor
firmer
fotografia
full replica simulator
generator tachometer
give the once over
hiding away
horizontal iron roller rice mill
hypertrophy of trigone and interureteric ridge
inlet velocity
intraband transmission
iterative computational method
Lake Crystal
light-for-date
logic equation simulation
lute music
magma igneous
micafolium
Middle English
minicomputer terminal controller
mllt
montpeliers
mosess
mud gun
multichannel detector
multichannel transmission
nauseous
nickel bas alloy
non-performing loans
nonaqueous electrochemistry
nonechoic chamber
notopteraria
nyame
obumbrans
Octamoxine
optic evagination
over partition connector
performance of propellant
physical property type transducer
pl/s
predilate
predominantly
property of linearity
quarry light
rainfall station
recycling process
resource center
sales supervision
Sir Clive Marles Sinclair
small-scope
spaddles
standardized program
stathmopoda fusciumeraris
stomachable
striated rock surface
stripper loin
take ... temperature
Tanen Taunggyi (Thanon Thong Chai)
tax planning scheme
thrombotic infarct
thrust bearing bush
ticket chopper
two - party system
unmercy
vole bacillus
Winnipegger
woodsiness