转子式滤清器

[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]

发表于:2018-12-03 / 阅读(329) / 评论(0) 分类 掌握英语发音

Broadcast: January 14, 2003 By Jill Moss VOICE ONE: This is Phoebe Zimmerman. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about recent developments in sc

发表于:2018-12-07 / 阅读(250) / 评论(0) 分类 VOA2003(上)-健康资讯

个人简介: Louis Szekely (born September 12, 1967), known professionally as Louis C.K., is a stand-up comedian, Emmy-winning television and film writer, actor, producer, and director from Boston, Massachusetts. He currently stars in the FX comed

发表于:2018-12-09 / 阅读(162) / 评论(0) 分类 英语万花筒

But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi

发表于:2018-12-11 / 阅读(233) / 评论(0) 分类 365个英语简短小故事

SCIENCE IN THE NEWS - Saying Goodbye to Polio: Not There Yet, but Close By Karen Leggett and Cynthia Kirk Broadcast: Tuesday, December 27, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Sp

发表于:2019-01-02 / 阅读(167) / 评论(0) 分类 科技之光

From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a

发表于:2019-01-03 / 阅读(226) / 评论(0) 分类 2018年VOA慢速英语(一)月

Cooking is one big science experiment and chefs have been gaining fame for more explicit uses of scentific techniques and tools in the kitchen. Now, according to an article in the December issue of physics world, mixologists the folks behind the bar

发表于:2019-01-08 / 阅读(226) / 评论(0) 分类 Scientific American(十二)月

Cooking is one big science experiment. And chefs have been gaining fame for more explicit use of scientific techniques and tools in the kitchen. Now, according to an article in the December issue of Physics World, mixologiststhe folks behind the bara

发表于:2019-01-08 / 阅读(235) / 评论(0) 分类 Scientific American(十二)月

SCIENCE IN THE NEWS - Fight to End Polio a Story of Unexpected Problems, but Also Progress Over the years, polio experts have had to learn to deal with surprises. Transcript of radio broadcast: 03 March 2008 VOICE ONE: This is SCIENCE IN THE NEWS in

发表于:2019-01-11 / 阅读(196) / 评论(0) 分类 VOA慢速英语2008年(三)月

This is the VOA Special English Development Report. Jeffrey Schwarz coordinates the water filter project for North America from the Carnegie Library Pot Shop, adapting technology developed in Central America during Hurricane Mitch in 1998 The Braddo

发表于:2019-01-11 / 阅读(200) / 评论(0) 分类 VOA慢速英语2009年(六)月

This is the VOA Special English Development Report. Sometimes it takes an engineer to help a village. In poor communities, that help may come from volunteers with a group called Engineers Without Borders. A civil engineering professor in the United

发表于:2019-01-11 / 阅读(173) / 评论(0) 分类 VOA慢速英语2008年(一)月

World Partners Intensify Effort to End Polio From VOA Learning English, this is As It Is. Welcome to the show. I'm Caty Weaver. On the program today, we explore the continuing international effort to end polio following an outbreak of the disease in

发表于:2019-01-12 / 阅读(403) / 评论(0) 分类 2013年VOA慢速英语(九)月

[0:0]feedback female fertile fertilizer反馈,反馈信息 雌的,女性的 肥沃的,富饶的 肥料 [1:25.7254]festival fiber fiction fierce节日,喜庆日 纤维 小说 凶猛的,残酷的 [2:12.0330]file filter finally finance档案,文件 过滤器,过滤咀 最后,终于 财政,金融 [3:1.05

发表于:2019-01-16 / 阅读(250) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

It Can't Happen Here by Sinclair Lewis Chapter 10 While I hate befogging my pages with scientific technicalities and even neologies, I feel constrained to say here that the most elementary perusal of the Economy of Abundance would convince any intell

发表于:2019-01-26 / 阅读(315) / 评论(0) 分类 有声英语文学名著

This is the VOA Special English Development Report. An Afghan girl receives a dose of polio vaccine The World Health Organization has begun to use a new vaccine against polio. Officials say it will become a major tool in the campaign to end a disease

发表于:2019-01-31 / 阅读(218) / 评论(0) 分类 2010年慢速英语(一)月

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

发表于:2019-02-03 / 阅读(279) / 评论(0) 分类 2007年VOA标准英语(五月)

oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井,油井 derrick 井架 Christmas tree 采油树 cr

发表于:2019-02-03 / 阅读(224) / 评论(0) 分类 英文语法词汇

1. You don't have to see each other every day. 你们不必每天都见面。 If you can, then why not? But you don't have to nag each other about you or your partner coming over just because you haven't seen a glimpse of each other for the day (yet)

发表于:2019-02-06 / 阅读(244) / 评论(0) 分类 实用英语

Christmas in America means different things to different people. To some people, Christmas means brightly wrapped packages under a decorated tree. To others, it means family reunions and a wonderful meal together. To Christians, it means Jesus' birth

发表于:2019-02-08 / 阅读(265) / 评论(0) 分类 实用英语

Now look, I'm a technology fan, but I have to admit to you all I'm a little old. 我是一个技术发烧友,但我得承认我年纪是大了点。 So I was a little slow, and I did not trust technology, and when they first came out with those new

发表于:2019-02-13 / 阅读(180) / 评论(0) 分类 TED演讲国际问题篇
学英语单词
acquittances
airx
Avu, L.
bacterizes
bewilderings
biology of behaviour
cabin outfit
capping sand filter
car fare
cattle wart
comanthus bennetti
Combres
come along!
common heath
congrat
control of metal temperature
controlled potential electrogravimetry
crevassed
crew's book
Debouillet
Delphinium siwanense
emitter-coupled
end cap bar bracket
eupyrene
f-m discriminator
fine-screen halftone
foetoplacental
futuring
galabieh
Gammex
genus Aegyptopithecus
hairough
have no way of
headframes
heart - lung machine
hemiparalysis
Hohenroda Ransbach
impedite
inserted side milling cutter
instance of judgment
investment losses
italcable
jogged
kuraridine
Langerhans' layer
large-size indicator
lasting quality
leptocephalouslarva
light-footedness
liquid whistle
long-distance transmission line
lpci pump discharge pressure
make a time of it
Mandatory Provident Fund
margo anterior
marine shipping
meowier
merkhet
necrosed
non-expendable equipment
off-odor
one-place
organ histology
petition for certiorari
phase of echo
political skills
ras-GAP
rear clearance
recovered cotton
retrocaecally
right boring
semiproduct
shantying
signal mark
SITC
site levelling
slipper ring
solar radius
spun-dyed fibre
standard iodine
steel-toe
stock removing machine
strip chart recorder
tap changing
terrington
thomas hart bentons
treated oil
TSI (transmission subsystem interface)
tutwork
ultra sensitive clay
Umfurudzi Wild Life Area
underpay
UVPROM
v2 certificate
valve-seat grinder
Västra Silen
W-H
Wardsville
waywod
window-shoppers
x ray absorption spectrum
Yasnogorskiy