多孔混凝土排水管

Lesson 3 Should the Brain Drain Be Stopped by Restrictions? Text Brain Drain It is said that Shanghai's musicians abroad could form a worldclass symphony orchestra. But the Shanghai Symphony Orchestra

发表于:2018-11-27 / 阅读(235) / 评论(0) 分类 高级口语教程

Researchers: Recycled Concrete's Time Has Come SOUTH BEND, INDIANA Recycling in the construction industry has become big business. It's easy to find new life for everything from old windows to wood beams. But until now, concrete the most widely used

发表于:2018-12-08 / 阅读(95) / 评论(0) 分类 VOA标准英语2016年(八月)

Alvin was walking down 6th Street on a hot sunny day when he saw smoke coming out of the street. He could smell the smoke, and it was getting thicker. It was coming out of a storm drain. Alvin used his cell phone to call the fire department. The stor

发表于:2018-12-11 / 阅读(105) / 评论(0) 分类 原版英文小故事

Concrete is one of the most widely used materials on the planet. And this consumption comes with a heavy ecological price. Rouzbeh Shahsavari, a materials scientist at Rice University. Around 5 to 10 percent of total CO2 emissions comes from concrete

发表于:2018-12-18 / 阅读(78) / 评论(0) 分类 2017年Scientific American(一)月

This is Scientific American 60-Second Science. I'm Cindey Graber. This will just take a minute. When TV sets die, they usually end up incinerated or in landfills. But now researchers from Englands University of York believe theyve found a valuable us

发表于:2018-12-24 / 阅读(97) / 评论(0) 分类 Scientific American(七)月

Mike washed his hands. He washed his hands with soap and water. He brushed his teeth. He brushed his teeth with toothpaste and water. He turned off the water. The sink was full of water. The water did not go down the drain. The water stayed in the si

发表于:2019-01-02 / 阅读(110) / 评论(0) 分类 超级简单英语阅读

Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h

发表于:2019-01-02 / 阅读(169) / 评论(0) 分类 英语语法 Grammar Girl

人的脑子不仅是各种思想和情绪的源泉,而且还控制着人体各部门的功能。人脑是人身体上非常关键的组成部份。大概也正是因为这个原因,

发表于:2019-01-04 / 阅读(132) / 评论(0) 分类 美国习惯用语

This is Scientific American 60 Second Science, I am Sophie Bushwick, got a minute? Is the attempt to make environmentally friendly roadways doomed to wind up in the toilet? Actually, it may be the other way around. To earn a green certification, the

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 Scientific American(三)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(70) / 评论(0) 分类 美国俚语

1.His proposal is very _______. We do not need any explanation. A. concrete B.loyal C.grey D.draft 2.This is a _______ computer, which we just bought for our research. A. detective B.luggage C.digital D.grave 3.The two pictures are _______. We dont k

发表于:2019-01-08 / 阅读(70) / 评论(0) 分类 大学四六级阅读

US Trying to Stop 'Reverse Brain Drain' The U.S. Congress is debating how to overhaul the nations immigration system in an effort to get foreign nationals who earn advanced degrees at American universities to stay and work in the country to help the

发表于:2019-01-14 / 阅读(87) / 评论(0) 分类 VOA标准英语2011年(十月)

Volunteers Help Revive LA's Concrete River Thousands of volunteers turned out on a recent weekend to remove the trash that has been deposited by winter rain storms. The Los Angeles River was lined with concrete in the late 1930s and 1940s, after year

发表于:2019-01-14 / 阅读(95) / 评论(0) 分类 VOA标准英语2013年(五月)

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(141) / 评论(0) 分类 美国习惯用语

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(59) / 评论(0) 分类 英语单词荟萃

DEVELOPMENT REPORT - Long-Life Concrete Bridges By Jill Moss Broadcast: Monday, June 07, 2004 This is Robert Cohen with the VOA Special English Development Report. Each year, road accidents kill a mil

发表于:2019-01-16 / 阅读(119) / 评论(0) 分类 农业与发展

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(99) / 评论(0) 分类 英语每日一词

The bar owner was upset. His best customer was in the hospital. He had a head injury. What happened? the owners wife asked. He said, He drank too much. When he went outside, he fell down. His head hit the sidewalk. Now he's in the hospital. This isn'

发表于:2019-01-22 / 阅读(104) / 评论(0) 分类 英文短篇故事(纽约)

讲解文本: concrete 具体的,混凝土的 We still don't have a concrete timeline for the plan. 关于这个计划,我们还没有具体的时间表。 I can't tell you anything concrete. 我也不能跟你说得太具体。 疯狂练习吧!

发表于:2019-01-22 / 阅读(77) / 评论(0) 分类 愉悦口语

每一个孩子都是可爱的小天使,但不是每一个天使都能够幸福地飞翔。寂静的墓地里,小小的石碑上,冰冷的石头塑成一副没有表情的石像。那是被剥夺生命权利的小小精灵,永远地长眠于地

发表于:2019-02-18 / 阅读(61) / 评论(0) 分类 美国乡村音乐
学英语单词
advantageousness
afghan monetary units
air-flow organization
alpha-interferons
Asatryan
atomic hypothesis
baisa
bar-finger sand
Beopjusa
Borysiv
bring somebody to book
build-in modem
butacarb
cage fight
call round
category extension
conscive
control table
Coverage diagram.
cremysy
darlajia
diazofurans
direct arrival
double-cone rotary vacuum dryer
ecsenius yaeyamaensis
elcon
electric controller
electrode-electrolyte system
emporio armani
end-fire array antenna
endo-enzyme
epithermol
eupn(o)ea
evening meal
firebugs
first-impression
fukuchilite
glassdoor
graph search control strategy
grodelicious
hemidysesthesia
hide from
Horgo
humanics
hypoleucocytosis
iodocyanide
Kaimanawa horses
labdanum oil
laid my hands on
large-handedness
leaden-footed
Long S.
macrovision copyguard
meson factory
microwave electronic circuit
monopipes
Mstów
mutator gene
native orange
natural depreciation
nick-names
non sum qualis eram
nuclei in pancake shape
nuffinks
offshore deposit
ophiolitic suite
pass through one's mind
pastrycook
perform an experiment on
photo-electron
Pike County
pitayas
preprocesso
price including tax
quantum-mechanical circuit
reflection probability
revelers
rod withdrawal rate
roof structure
rudder-like
savvier
semianechoic room
shaped like a pear
SIMD architecture
siphon nozzle
sodium ammonium hydrogen phosphate
soft-iron
specific opsonin
stay connection
strada
terrificientiherbosa
test hammer
the open road
to become
triptolidenol
unmanned orbital satellite
unsaintly
variers
venereological
vibration-rotations
wapperjaw
Yapraklι