齿轮齿条旋转机构

Lesson 2 Text A But the Chinese Did ! One day Tom said to one of his friends,

发表于:2018-11-27 / 阅读(241) / 评论(0) 分类 新概念英语青少版

SCOTT SIMON, HOST: We check in each month with music maestros in public radio. Here is a sample of what they're currently playing in heavy rotation. BILL DEVILLE: I'm Bill DeVille, one of the deejays at The Current in St. Paul, Minn. And my pick is a

发表于:2018-12-02 / 阅读(142) / 评论(0) 分类 2017年NPR美国国家公共电台4月

M: May I help you? W: Yes. Do you have these shoes in size seven? M: I am not sure. If you cant find them on the rack, they may be out of stock. But let me look in the stockroom. W: Thanks. Id like to try on a pair if you have them. M: Ill be right

发表于:2018-12-03 / 阅读(130) / 评论(0) 分类 想聊就聊

PEOPLE IN AMERICA - Bella Abzug, 1920-1998: Activist for Womens Rights was Known for her Large Hats and Strong Opinions RICH KLEINFELDT: I'm Rich Kleinfeldt. SHIRLEY GRIFFITH: And I'm Shirley Griffith with the VOA Special English program PEOPLE IN AM

发表于:2018-12-07 / 阅读(137) / 评论(0) 分类 2012年VOA慢速英语(六)月

The rotation construction of two sections of a giant super-tonnage bridge on the Shantou-Kunshan highway in China's Guangdong Province has been completed on Friday morning. The two sections of the bridge also span across the Beijing-Guangzhou high-sp

发表于:2018-12-24 / 阅读(129) / 评论(0) 分类 2018CRI中国国际广播电台

Called grass hopper mice have an unusual favorite food. Not grass hopper, no, they really like scorpions. You can see theproblem. But the mice shrug off any scorpion things(stings).And the new study shows how. Researcher injected common house mice of

发表于:2018-12-24 / 阅读(119) / 评论(0) 分类 Scientific American(十)月

AA: I'm Avi Arditti and this week on WORDMASTER: Another voice from the recent Teachers of English to Speakers of Other Languages convention in Boston. Patricia Kelvin has a doctorate in the teaching of writing. She was an award-winning editorial wri

发表于:2018-12-30 / 阅读(124) / 评论(0) 分类 词汇大师(Wordmaster)

On Rack 10 rows of next generation's chemical workers were being trained in the toleration of lead, caustic soda, tar, chlorine. 第十道架上一排排下一代的化学工人正在承受着铅毒、苛性苏打、沥青和氯气伤害的锻炼。

发表于:2019-01-01 / 阅读(134) / 评论(0) 分类 美丽新世界

Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel

发表于:2019-01-02 / 阅读(235) / 评论(0) 分类 (科普英语)Earth and Sky

shool IwishIwasinthelandofsilly WhereIcouldbesosilly,willy,nilly, Whtiahob-alob-a-looandawil-la-bil-la-bee, Withabib-a-lob-a-loobobeel. Shool,shool,shoolIrool, ShoolIshag-a-rackshool-a-bob-a-loo, Inthelandofsillywithanillywillywe, Withabib-a-lob-a-lo

发表于:2019-01-10 / 阅读(123) / 评论(0) 分类 Wee Sing In The Car

Key Sentences(重点句子) 874.What would you suggest I do for the cover page? 你认为我该用什么样的封页好呢? 875.Have you read the presentation I gave? 你看过我给你的样本吗? 876. You need to make some small changes.

发表于:2019-01-11 / 阅读(103) / 评论(0) 分类 实用英语

By Mil Arcega Washington, DC 07 August 2006 watch Opinion report Diplomatic efforts are intensifying as Israeli warplanes continue to pound southern Lebanon. The U.S. says it is working closely with European leaders and the U.N. Security Council to

发表于:2019-01-11 / 阅读(187) / 评论(0) 分类 2006年VOA标准英语(八月)

40 Years Later, US Abortion Opinions Remain Passionate To Jody Duffy, abortion is personal. As a young army officer, she was date raped. She had an abortion. Now, 30 years later, she carries a sign that reads: I regret my abortion. I will never judge

发表于:2019-01-13 / 阅读(131) / 评论(0) 分类 VOA标准英语2013年(一月)

Scientists around the world predict that climate change will have dramatic effects on agriculture in the coming decades. So, too, will pests and pesticides, the loss of species and the need to increase food production for a growing population. Resear

发表于:2019-01-14 / 阅读(147) / 评论(0) 分类 VOA标准英语2010年(十)月

Tiny Fly May Hold Key to New Generation of Hearing Aids Ormia ochracea, a tiny yellow parasitic fly native to Central America and the southern United States, has an unusual habit. It deposits larvae onto the backs of crickets, which burrow into the i

发表于:2019-01-14 / 阅读(106) / 评论(0) 分类 VOA标准英语2014年(七月)

SCOTT SIMON, HOST: Time for our monthly check in with music masters who are not BJ Leiderman - who writes our theme music - public radio DJs with what they play in Heavy Rotation. NICK BRUNNER, BYLINE: My name is Nick Brunner. I am the host of Hey Li

发表于:2019-01-16 / 阅读(148) / 评论(0) 分类 2017年NPR美国国家公共电台7月

MELISSA BLOCK, HOST: Time to take the temperature of music on public radio stations across the country this month. Well, it's hot. Here's what the music mavens have put into Heavy Rotation. JESSE MENENDEZ, BYLINE: My name is Jesse Menendez. I'm a hos

发表于:2019-01-17 / 阅读(154) / 评论(0) 分类 2017年NPR美国国家公共电台6月

[00:00.00]1.M:I'm going to be up all right studying for my exam. [00:05.56]W:Do you really think that's wise? [00:07.84]Q:What does the woman imply? [00:10.06]2.W:Can you tell me what time Flight 218 arrives? [00:15.28]M:Yes,it was scheduled to arriv

发表于:2019-01-25 / 阅读(113) / 评论(0) 分类 英语六级听力练习集锦

鼻音[r] 发音要领: [r]是卷舌、齿龈滑动摩擦音一一舌位:舌尖向齿龈后部与硬腭连接处翘起,气流在卷起的舌尖与连接处滑过;唇形:双唇稍有突出;声带:振动。 技巧提示: 在发[r]时,先做好发

发表于:2019-02-28 / 阅读(183) / 评论(0) 分类 英语国际音标

美国习惯用语第858:努力想要记起某事(音频) rack one's brain 我最近发现自己还没上年纪,就已经开始健忘了。昨天,一个接受采访的专家向我推荐了一家很有介绍价值的机构。今天本想搜集点资

发表于:2019-03-14 / 阅读(328) / 评论(0) 分类 美国习惯用语
学英语单词
-gress
.bo
agamae
Agapovskiy Rayon
air-fired dental porcelain
angle of inclination of brush
ankaramite
antifederal,Antifederal
appointing
arc pistol
boat building
bounded bilinear function
brall
burhinuss
burnisher burst
Caffeinefree Coke
Caserta
changeover clock
comun
control hazard
copper oxide
cross giant swing
curcuit contact
Delivery Option
depolarisations
diloma suavis
diospyros philippinensis a. dc
dirofilarial
domestic air traffic
effective cavitation number
electrolysis and cell renewal section
entry of free goods
estrin
exclusive distribution
fact-baseds
fedco
fixed waveguide attenuator
frame fork
Glutepatox
grappler skidder
greater knapweeds
icing heart
imagery
income sheet
inveterates
invite to
ironworker's shop
kasuyas
kingo
Llanfihangel-Glyn-Myfyr
lower away
magneto-optical device
mean interval between successive generations
metaball
middle white
mull it over
neo-colonialisms
neutron hall
non revolution
not-too
panegyrization
patent abridgement
peltoperlid
permanent tangible property
phosdiphen
podcats
Polyorchis
potato peel
prodexin
prodigal
psychobiology
pubic artery
quenching oscillator
question-masters
reflection type phase contrast microscope
Reinforced Sheath
resler
Rifu
sag table
Sailing Zone
SCOPELOMORPHA
Serverette
shockless jolter
short and long arm type
smartness
st. francis rivers
Swiss milk
tam-tam
the happy mean
thirlwall
to coil down
tolerance of set pressure
tortuousness
uk -skinned
unbalance amount indicator
unemployment insurance tax
unpreviewed
vapour phase dyeing
varp
verge escapement
wastewater flow quota
Wentzel-Kramers-Brillouin-Jeffreys method