尘浓度测量

[00:09.98]北京奥运28大项 [00:30.84]参与,竞争,分享,进步 [00:48.19]Athletics 田径 [00:54.69]VERTICAL JUMPS 跳高 [01:00.71]An athlete may commence jumping/vaulting [01:03.86]at any height previously announced by the Chief Judge [01:07.38]and may jum

发表于:2018-12-05 / 阅读(361) / 评论(0) 分类 奥运28大项比赛

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-05 / 阅读(321) / 评论(0) 分类 商业服务英语

From VOA Learning English, this is the Health Lifestyle report. From Asia to Europe to North America, poor air quality is making people sick and, in some cases, killing them at an early age. Air pollution causes six million premature deaths every yea

发表于:2018-12-07 / 阅读(151) / 评论(0) 分类 2017年VOA慢速英语(四)月

The English word foot has more than one meaning. In the United States, one meaning is a unit of measurement equal to 12 inches, or .3 meters. We use feet to measure height, length and short distances. Todays question is about when to use the plural o

发表于:2018-12-16 / 阅读(179) / 评论(0) 分类 2018年VOA慢速英语(十)月

This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? In a laboratory vault outside Paris is a small cylinder of platinumiridium alloy that serves as the standard for all mass measurements worldwide. By an 1889 international

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 Scientific American(一)月

Idiom: Night owl 夜猫子,深夜不睡的人 Hit the book: Supervolcano Deadliest Measure measurement take safety measure lava magma yellowstone eruption ash damage

发表于:2018-12-27 / 阅读(158) / 评论(0) 分类 趣味青春英语

Psychologically defined, concentration is the process of centering one's attention over a period of time. In practical application, however, concentration is not as simple to deal successfully with as the definition may imply. For this reason, it is

发表于:2019-01-02 / 阅读(182) / 评论(0) 分类 双语有声阅读

EDUCATION REPORT - Students Face New Worry: Wrongly Scored College-Entry TestsBy Nancy Steinbach Broadcast: Thursday, March 30, 2006 I'm Steve Ember with the VOA Special English Education Report. Abou

发表于:2019-01-02 / 阅读(167) / 评论(0) 分类 2006年慢速英语(三)月

英语作文 Direction: For this part,you are allowed 30 minutes to write a composition about Examination in three paragraphs.You are given the first sentence of each paragraph and required to develop its idea in completing the paragraph.Writing about 3

发表于:2019-01-03 / 阅读(163) / 评论(0) 分类 英语作文

I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea all we do crumbles to the ground though we refuse

发表于:2019-01-03 / 阅读(301) / 评论(0) 分类 珍藏经典老歌

1. Hawaii was hit hard early Sunday morning with a massive earthquake and several aftershocks. Preliminary measurement showed the quake at a magnitude of 6.5. A town on the west coast of the Big Islan

发表于:2019-01-08 / 阅读(266) / 评论(0) 分类 美联社新闻一分钟2006

经典歌曲-风中尘埃dust in the wind - kansas I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea

发表于:2019-01-10 / 阅读(173) / 评论(0) 分类 经典英文歌曲

空灵的声音,听之仿佛见到月光女神;生灵的氛围,闭眼感到重返伊甸园,莎拉布莱曼就给你这样的感觉,这样的体验! Artist: Sarah Brightman Song: Dust In The Wind I close my eyes, Only for a moment, And the moment's gone All my dreams, pass before my eyes a

发表于:2019-01-10 / 阅读(231) / 评论(0) 分类 音乐咖啡厅

BARBARA KLEIN: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. BOB DOUGHTY: And I'm Bob Doughty. Today, we will tell how technology could help doctors meet demand for transplant organs. We also will tell about a scientific effo

发表于:2019-01-12 / 阅读(249) / 评论(0) 分类 2010年VOA慢速英语(十)月

Study: Reducing Soot is Fastest Way to Slow Climate Change A new study finds that reducing carbon-rich soot emissions could be the fastest and most economical way to slow climate change and protect human health. Those dust-like particles released in

发表于:2019-01-13 / 阅读(125) / 评论(0) 分类 VOA标准英语2011年(九月)

A man of the state of Zheng wanted to buy a pair of shoes.He measured his feet and put the measurement on a chair.When he set out for the market he forgot to bring it along.It was after he had found the pair he wanted that this occurred to him.

发表于:2019-01-30 / 阅读(171) / 评论(0) 分类 趣味英语

A chef has created an off the scale chicken dish so spicy he claims it can cause facial paralysis. 一名厨师发明了一种超级辣的鸡肉菜肴,他宣称这道菜会让食客辣到面瘫。 图片1 Muhammad Karim, 34, has to wear a gas mask

发表于:2019-02-05 / 阅读(194) / 评论(0) 分类 英语新闻

In the state of Chu there was a man skilled in physiognomy.His comments were very accurate and his fame spread through the state.King Zhuang sent for him and asked him the secret of his success.Sire,said the man,I am not good at judging cha

发表于:2019-02-06 / 阅读(180) / 评论(0) 分类 趣味英语

船务术语汇总 BAF (Bunker Adjustment Factor) 燃油附加费 CAF (Currency Adjustment Factor) 货币贬值附加费 YAS (Yard Surcharges)码头附加费 EPS (Equipment Position Surcharges) 设备位置附加费 DDC (Destination

发表于:2019-02-11 / 阅读(162) / 评论(0) 分类 实用英语

Joining me now from Santa Barbara, California, to talk about Mr. Trump's first 14 weeks on the job is NewsHour Weekend special correspondent, Jeff Greenfield. Jeff, it's good to see you. So here we are, 100 days in. But you've said on this program an

发表于:2019-02-25 / 阅读(150) / 评论(0) 分类 PBS访谈社会系列
学英语单词
abusos
acid brick
adjustable crank pin
advance timing
airship shed
ammonia scrubber
ammonioborite
anti-climatic
autobahns
avello
batch-production
bolshoy aksu
bromohydrocarbon
cervical vesicle
charge exchange phenomenon
check bouncer
chlorocizin
cholinomimetic poisoning
cobaltine (cobaltite)
Comorin, C.
connection diagram
continuous bath
convention center
Cordilox
cotyledonary placenta
country-of-origin
dentately
digitenols
disco musics
eigen displacement method
electrical plunger pump
electrophotographic microfilm
elytron, elytrum
English primrose
ergodic homeomorphism
facsimile
fault-location problem
Ferdinand II
flintiest
Flory-Huggins interaction parameter
frisbie
haustellate
holdoffs
hyposystole
Iguatu
impetus
in column
indigenous tree species
jog-trotting
LOpattern
magneto striction filter
martensitic chromium steels
mattross
medial crural cutaneous branches
meliola symplocicola
Menik Ganga
method of goal congruence
micrometer stop
modular unit for modular machine
mulling room
mustermaster
nanostore
nonpubertal
osmosis separation
outer pack
overall instability constant
push-through presentation
reacquired securities
read response
Repeater.
Roman Revival
Saint Francis' disease
sandbag revetment
Scorbacid
semicompreg
Senecio krascheninnikovii
shamrocks
shifting the berth
ship position accuracy
sinking machine
Socreds
Somkele
stable relation
subdivide
sung up
tidal stand
tongyuan
transplantation of free skin graft
trichiuridaes
unidimensional magnification
union catalogs
upper mordent
upward valuation
Usogorsk
variable radio-frequency
viscid disk
water taxi
Weiszenburg
Western philosophy of nature
wet seed washer
year-round
yloved