音标:[kri'breiʃәn] ;
过筛, 多孔性
n. The act or process of separating the finer parts of
drugs from the coarser by sifting.

This is the VOA Special English Technology Report. Representatives from some of the world's leading broadband service providers and equipment manufacturers met in San Diego, California last week. They talked about the future of broadband and the Inte

发表于:2018-12-01 / 阅读(178) / 评论(0) 分类 2010年VOA慢速英语(十二)月

Preparing for a New Baby Wanda: Oh hi, I wasnt expecting you today. Enrique: Weve been cleaning out our garage and your sister said I should come by with a few things for your baby. Wanda: Thats really sweet of you guys, but Im not due for another si

发表于:2018-12-03 / 阅读(83) / 评论(0) 分类 2014年ESL之日常生活

The baby crawls on the floor. It stops. Then it crawls some more. Then it stops again. Mama looks at the baby. She picks up the baby. She carries the baby to the crib. She puts the baby in the crib. She puts a blanket on the baby. The baby falls asle

发表于:2018-12-06 / 阅读(170) / 评论(0) 分类 汪培珽儿童英文分级书单三 An I can read

rabbit n.兔子 race n.民族;比赛 vi.全速前进 vt.和…比速度 racial a.种族的,人种的 rack n.架,行李架 radar n.雷达 radiation n.辐射(线/能) radical a.激进的;彻底的

发表于:2018-12-15 / 阅读(128) / 评论(0) 分类 大学英语四级词汇

1. The government says US home prices fell in April at their fastest rates since 1991. Meanwhile, the Senate has overwhelmingly voted to speed up work on a 300-billion dollar foreclosure rescue plan. And a private survey says consumer confidence is

发表于:2018-12-15 / 阅读(132) / 评论(0) 分类 美联社新闻一分钟2008年6月

ACT II It's almost ten o'clock. 差不多十点了。 I've got to go. Tomorrow is Monday, 我得走了。明天是星期一。 and work begins at eight in the morning for me. 早晨八点我就得开始

发表于:2018-12-20 / 阅读(145) / 评论(0) 分类 走遍美国 Family Album U.S.A

A: Thank you for organizing this great baby shower for me! Ive always been to baby showers but never actually had one held for me! Lets get started! B: Ok, lets start opening some presents! A: Oh look! What a great little bib for the baby! This will

发表于:2018-12-25 / 阅读(88) / 评论(0) 分类 纯正地道美语

[ti:] [ar:] [al:] [by:] [00:00.47] The Last Letters 最后的家书 [00:05.72]To son, Cecil, [00:09.22]Just a quick note preface before I start in earnest. [00:13.37]When I wrote this you were 8, still a little boy. [00:17.75]A few years ago, [00:19.

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Pen of Life Suppose someone gave you a pen - a sealed, solid-colored pen. You couldn't see how much ink it had. It might run dry after the first few tentative words or last just long enough to create a masterpiece(or several) that would last forever

发表于:2019-01-02 / 阅读(63) / 评论(0) 分类 精美英文欣赏

黑眼豆豆主唱 Will.i.am 联手麦粒 Miley Cyrus、Wiz Khalifa 和 French Montana 强势新单《Feelin' Myself》 I'll be everywhere, everybody know me Super, super fresh, what a dope styling Hunny on my wrist, couple karats on my neck Givenchy

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By Nick Wadhams Molo, Kenya 14 January 2008 Kenyan officials estimate that at least 250,000 Kenyans have fled their homes as a result of violence that broke out across the country after a presidential election last month that was seen as seriously fl

发表于:2019-01-13 / 阅读(95) / 评论(0) 分类 VOA标准英语2008年(一月)

DAVID GREENE, HOST: We head to New Jersey, where a growing number of babies are sleeping in cardboard boxes. This is an idea borrowed from Finland, where for decades, the government has given expectant moms a package of maternity items to take home,

发表于:2019-01-17 / 阅读(58) / 评论(0) 分类 2017年NPR美国国家公共电台6月

Review Four.For this lesson,you'll need a pencil and a piece of paper. First listen to this postcard from Anne Winn,Steven's wife. Dear Mary,The last few weeks have been very busy for me. I'm pregnant,as you know,but the doctor daid I'm completely he

发表于:2019-01-20 / 阅读(124) / 评论(0) 分类 洪恩环境英语

By Melinda Smith Washington 02 August 2007 Doctors estimate that one out of every 1,000 babies around the world die of a condition called Sudden Infant Death Syndrome [also known as 'crib death' or 'cot death']. It is a parent's worst nightmare: the

发表于:2019-01-30 / 阅读(129) / 评论(0) 分类 2007年VOA标准英语(八月)

Part 2. Green Transporation Festival. Keywords. Green Transporation Festival, oil, environment, reduce, other kinds of fuels. Vocabulary. hydrogen, propane, scooter, hybrid, ethanol. A. You are going to hear a report on green transporation festival.

发表于:2019-02-03 / 阅读(113) / 评论(0) 分类 step by step 3000 第一册

By Barry Newhouse Islamabad 05 November 2007 When Pakistan's President Pervez Musharraf abruptly ordered a state of emergency and suspended the Constitution on Saturday, military forces quickly surrounded the Supreme Court and detained judges, includ

发表于:2019-02-06 / 阅读(59) / 评论(0) 分类 VOA常速英语2007年(十一月)

Is not this a dear baby in the crib? 摇篮里躺着的不正是个可爱的宝贝吗? Her name is Kate, and she has big, blue eyes. 她的名字叫凯特,她有一双大大的蓝眼睛。 You can not see her eyes, for they are shut. 你看不到她

发表于:2019-02-11 / 阅读(91) / 评论(0) 分类 美国语文第一册

`Twas the night before When all through the world No words, no dreams, then one day A writer by a fire Imagined all Gaia Took a journey into a child-man`s heart A painter on the shore Imagined all the world Within a snowflake on his palm Unframed by

发表于:2019-02-11 / 阅读(70) / 评论(0) 分类 英文摇滚歌曲

While he was scheming I was beamin' in his Beamer just beamin' Can't believe that I caught my man cheatin' So I found another way to make him pay for it all So I went To Neiman-Marcus on a shopping spree And on the way I grabbed Soley and Mia And as

发表于:2019-02-20 / 阅读(112) / 评论(0) 分类 The Voice 美国好声音

1. Computer 1.计算机 Computer goes back over 400 years. Computer referring to the electronic device (or system of devices) which is used to store, manipulate, and communicate information isnt found until the 1940s, but computeras a machine for per

发表于:2019-02-20 / 阅读(73) / 评论(0) 分类 英文语法词汇
学英语单词
acoustical permeability of wood
action script
active competition
ahhhhhhh
allegers
amc
aplasia of macula
austroes
authentication by the transfer agent
base run behavior
basic byte multiplexer channel
beat-off
bed-wetting
befoul
bellbinds
benzylpyrrole
bilobed skin flap
bonomycin
bragle
canonical reduction of matrix
car-phone
cellular wave
character pronunciation
chocolade
coyltons
crosslinguistically
cyclohexenylglycine
delivery guide box
destruct
differential carrier gasket
digit-signal
Dragendorff's butter
electrode type salt-bath resistance furnace
ellingham
elytriform
en tournant
fire extinguishing pump
flat-coated retrievers
forward draught
fruit bonbons
genus Jynx
haggagi
headmarks
heavy-bearded
hectivities
hoffmann degradation
Hukso
integrated radiance
invernacular
iodoxol
ion-acoustic instability
Kwobin
low cut-off frequency
macroeconomically
mark of Cain
matched impedance antenna
metrazol shock therapy
Muhula
multifilament composite wire
multilmellate body
multivibrator type oscillator
nahcolite
olivine diabase
ophiobollin
order of discharge
oresme
outer sphere mechanism
personal organizer
pittet
process tankage
programmable peripheral devices
proseity
race suicide
recurring series
regressivities
remelting machine
root ball
rotary beam
round shape
rupture of uterus
scorefile
secondary filter
shovel box cover
site-wide
skate dancer
spetsdods
squares up
sukkarke
support grid
tabular structure
taliaferro
the scores
therouxes
TP (temperature profile)
trimethylacetaldehyde
underlayed
unplained
vermetoid
vertical synchronizing signal
water consumption per day
weight and measures
z-car