[机] 水轮泵淹没深度

听力文本 Recording 19 录音19 A. At the bottom of the system, there is a storage tank, which can hold up to 500 litres of rainwater. The water stored in the tank can be used for general gardening and cleaning. A、在该系统底部有个贮存水

发表于:2018-12-18 / 阅读(243) / 评论(0) 分类 走进剑桥大学

05Using the Restroom GLOSSARY restroom a public bathroom; a large room with one or more toilets and sinks* Do you know where the mens restroom is? mess disordered; unclean; not organized or neat* Your room is a mess! Please clean it up before your gr

发表于:2018-12-26 / 阅读(169) / 评论(0) 分类 2008年ESL之日常生活

Steve, are you a firefighter, too? Violet asked as they followed him. Yes, he said, wheeling himself through a side door. I used to be on active duty, until I was injured in an accident. Since then I havent been able to walk. So now I work in the off

发表于:2018-12-31 / 阅读(199) / 评论(0) 分类 56 The Firehouse Mystery

Just this, captain. In going toward the ocean's lower strata, we know that vegetable life disappears more quickly than animal life. 船长,人们所知道的情形是这样。人们知道,深入到海洋下的最底层,植物比动物更不容易

发表于:2018-12-31 / 阅读(124) / 评论(0) 分类 《海底两万里》中英双语有声读物

Rainforests exist because it rains a lot and that makes the forests grow, right? Well, not so fast. What if its not the rain that makes the forestswhat if its the forests that actually generate the rain? Thats the contention of a paper in BioScience

发表于:2019-01-02 / 阅读(222) / 评论(0) 分类 60秒科学

AGRICULTURE REPORT - Using Water to Produce Electricity By Gary Garriott Broadcast: Tuesday, May 04, 2004 This is the VOA Special English Agriculture Report. The power of flowing water can be used to

发表于:2019-01-04 / 阅读(243) / 评论(0) 分类 农业与发展

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

发表于:2019-01-08 / 阅读(183) / 评论(0) 分类 Scientific American(五)月

[00:45.58]1)Where Bruce like to go today? [00:51.54]He wishes he could go to the seaside today. [00:59.12]2)What are Bruce and Li Qun talking about? [01:06.85]They are talking about the sea,holidays,jobs and Li Qun's cousin. [01:15.68]Language points

发表于:2019-01-10 / 阅读(247) / 评论(0) 分类 高中英语人教版高二

BP oil company has announced its first major success in containing a massive oil leak in the Gulf of Mexico. Engineers inserted a metal tube into a broken pipe on the sea floor, to siphon oil into a ship on the surface. BP engineers implemented the f

发表于:2019-01-13 / 阅读(198) / 评论(0) 分类 VOA标准英语2010年(五)月

Engineer and inventor Martin Fisher has applied his passion for improving things to the challenge of eliminating poverty in rural Africa. As Maura Farrelly reports, his non-profit organization is transforming the lives of thousands of poor African f

发表于:2019-01-20 / 阅读(154) / 评论(0) 分类 VOA标准英语2008年(九月)

Todd: So Carla, you lived in Africa. Carla: We got married in Africa. Todd: Wow. Carla: And we moved to Nigeria. As I told you before, we got married in Ghana, and we moved to Nigeria. And our kids were born in Nigeria. But I wanna tell you a little

发表于:2019-01-30 / 阅读(262) / 评论(0) 分类 英语访谈对话

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-02 / 阅读(222) / 评论(0) 分类 英语单词荟萃

By Brian Wagner Key West, Florida 06 March 2008 Researchers in the United States are set to begin testing underwater turbine systems that can produce electricity from ocean water flows. The projects in Florida are the latest efforts to find alternati

发表于:2019-02-05 / 阅读(177) / 评论(0) 分类 VOA标准英语2008年(三月)

今天我们要学的词是in-depth。 In-depth, 是深入的意思。美国民主党总统参选人奥巴马星期二就种族问题发表讲话。He invited Americans to examine in-depth the most difficult and divisive issue in American history, 他号

发表于:2019-02-06 / 阅读(174) / 评论(0) 分类 英语每日一词

今天我们要学的词是in-depth。 In-depth, 是深入的意思。美国民主党总统参选人奥巴马星期二就种族问题发表讲话。He invited Americans to examine in-depth the most difficult and divisive issue in American history, 他号

发表于:2019-02-06 / 阅读(204) / 评论(0) 分类 英语单词荟萃

China succeeded in its first 300-meter saturation dive on Sunday morning as three divers returned safe and sound from deep water to the living chamber on their ship. The diving bell actually reached a depth of 313.5 meters under the South China Sea,

发表于:2019-02-14 / 阅读(207) / 评论(0) 分类 2014CRI中国国际广播电台

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-16 / 阅读(229) / 评论(0) 分类 学个词

Todd: So Carla, you lived in Africa. Carla: We got married in Africa. Todd: Wow. Carla: And we moved to Nigeria. As I told you before, we got married in Ghana, and we moved to Nigeria. And our kids were born in Nigeria. But I wanna tell you a little

发表于:2019-02-18 / 阅读(131) / 评论(0) 分类 原版英语对话1000个

If you visit upland areas of Britain places like the mountains of Scotland, or Wales, or the Pennine Hills in northern England you will see a lot of sheep. Many of the sheep are in places where there are no walls or hedges to keep them in their field

发表于:2019-02-19 / 阅读(189) / 评论(0) 分类 听播客学英语

We have managed once, briefly, to send humans to that depth in a sturdy diving vessel, yet it is home to colonies of amphipods, 我们只有一次用坚固的潜水器成功地把人送到了那个深度,而且就一会儿,而那里却是端足目动

发表于:2019-02-25 / 阅读(147) / 评论(0) 分类 万物简史
学英语单词
.rdf
a dirty
Abou Rai
ad in
alarm systems
all-wing aircraft
aminochlorthenoxazin
anisidine
anneke
Atlantic pollock
back-pedal
bed stabilization
biennial vegetable crop
birth chart
black Irish
board fish
campaign for governor
Cayaponia
Chagalamarri
chlorine hunger
CIE standard illuminant A
cladding tube expansion
comprador
configure device
control mathematics
Cucumis melo inodorus
cyanolabe
data fork
decklid
density current
diphacinone
Donders' law
drawingoff
eat-your-greens
effective circulating blood volume
Elmendorf Air Force Base
Elmira Heights
end face run-out
eucalyptene
frigidaria
genus Oxandra
giulias
inner core
integral energy spectrum
IRDS
john dos passoss
Junker's water dynamometer
kolhoz
lanternfly
Laplace irrotational motion
likened to
liquid oxygen fill-drain gas distribution board
local land charges register
Maesa prodigiosa
masthead light
monitoring sources
motortilter
non-spinning reserve
nonarboreal
nurofens
oil log
opacious
optically controlled
paravacini
pilot speech
pintadoes
plumieride
polarized antenna
prevalves
reaction at support
reciprocation mass
regulation speed
rents
reporting at customs
Seine-et-Marne, Dép.de la
semi-vocoder
shared leadership
shellfish beds
sigma-t
Sitnya
soil aggregate size
South Tipperary, Co.
splenemia
Steinitz, William
stepped cooling
structural steel plate
stub-end type junction terminal
sub-cabinet
subgoal
suffragator
suspectness
synthesic gas compressor turbine
textile softener
The Place of Tort
thermal-energy region
trochlear surface
turbidity scale
Tyrolean Hound
unbankrupted
Vedea
vinyldithiin
what number