流水压力

Narrator: Exercise 2.3. Radio Item 3: RADIO Announcer: Today's edition of 'PlanetWatch' brings you our latest world environmental report. This week, Troy ITEM Hartwell takes a brief look at the most precious substance on Earth: water. 3 Troy: The sur

发表于:2018-12-04 / 阅读(175) / 评论(0) 分类 202 Useful Exercises for IELTS

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(148) / 评论(0) 分类 火星生命

Major floods are expected on the Yangtze River this year. In anticipation of that, the Three Gorges Reservoir is discharging water to make room for more when the flood season arrives. 22 reservoirs, including the Three Gorges now form a joint flood c

发表于:2018-12-09 / 阅读(287) / 评论(0) 分类 cctv9英语新闻2016年

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(281) / 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(124) / 评论(0) 分类 2010年VOA慢速英语(八)月

Water 水 Water, water flowing free, 自由自在的水, Water is the drink for me, 是我的饮料; Smiling, rippling merrily. 流动着欢乐,荡漾着微笑 Dancing where the sunbeams play, 在阳光中起舞,当我走走停停, Where I

发表于:2018-12-18 / 阅读(114) / 评论(0) 分类 英国学生科学读本

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(151) / 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(137) / 评论(0) 分类 探索与发现2014年

3Early in the morning Joshua and all the Israelites set out from Shittim and went to the Jordan, where they camped before crossing over. 2After three days the officers went throughout the camp, 3giving orders to the people: When you see the ark of th

发表于:2018-12-30 / 阅读(199) / 评论(0) 分类 约书亚记

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(144) / 评论(0) 分类 英语小短文

Basically India has the ability to turn off the taps on the river Ganges at this point. But Indias neighbor has paid high price. Since the barrage was completed in the 1970s, the Bangladesh government says the water flowing into the country has been

发表于:2019-01-22 / 阅读(141) / 评论(0) 分类 自然百科2015年

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(149) / 评论(0) 分类 英语第4级听力-English Level 4

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(194) / 评论(0) 分类 英国学生科学读本

The ground may feel solid, but far beneath our feet, extremely hot rock at extremely high pressure is flowing like slow, underground rivers. No one has ever seen that far into the earth, but we see the results of that movement in every earthquake and

发表于:2019-02-15 / 阅读(102) / 评论(0) 分类 英语时差8,16

【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(123) / 评论(0) 分类 英语听力广播—Listening

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(122) / 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(138) / 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(122) / 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(141) / 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(209) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
a-c girdle
abdominal sac (or abdominal air-sac)
aconuresis
acute mercurial poisoning
agropecuaria
Azibert
bearing off
Berching
better-than-ever
bobbin binder
Bobrovo-Dvorskoye
carbinol group
Carnot's butter
castaic
chip-breaker
Chrysanthemum carinatum
conduct yourself
contenance
contristed
Cottondale
countercurrent process
cyclotron-off
deadpanned
Delmonico steaks
disease arising from yin
electronic flash
ermines
even level
excoct
expendable engine
extract furnace
fargas
Fleetsat
Fort Nelson
further and higher education act
Gardar Ridge
gastrodin
Gillett
hand washer
hazeltine
hopologist
hydrohydroxic acid
insect-attracting light
insect-eatings
interference spot
interstitial radiocolloid therapy
Iowa
justified clause
kilo-volt-ampere-hour
landing force integrated communication system (lfics)
las marias
latent deed
lepidosaphes cycadicola
leptolegnia caudata
linear recombination
lithium pyroborate
lobus olfactorius
Mahalaleel
Mahoua
Malghum
marked capacity in tons
marttila
Masoji
megalodacylia
metallogenetic element
minitractors
monetary capital
mutagenesis-cartridge
mutton flaps
nasal mucosa imprint
nettiest
NOT-both gate
Pasirlaja
plastic quenching
pneumatic machine
random vibration analysis
reflection meter
refuge niche
Rogernomics
rubber adhesive
science museum
scrinched
semi-trusted
SLBM
Sliding-track
small perturbation potential equation
smerwick har.
span range
stock-flow model of labor market
Stranvaesia tomentosa
subhemolytic
super acids
supersidecut
tool crushing pressure
track circuit theory
trapped wave
Valcanite
Villiers-St-Benoît
wave frequency
wedge toggle
wickedly
Xuchang