时变线性滤波器

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(163) / 评论(0) 分类 365个英语简短小故事

Whether we expand existing towns or build new cities it begs the question about how we build an environment that helps us live in harmony with each other and with the natural world, upon which we depend for our existence.The history of the earth told

发表于:2018-12-28 / 阅读(107) / 评论(0) 分类 智慧人生篇章

LINDA WERTHEIMER, HOST: Does access to money predict social behavior? That's the question posed by researchers Emily Bianchi and Kathleen Vohs in a new study. They dug into data for nearly 30,000 respondents of the General Social Survey - that's a lo

发表于:2018-12-28 / 阅读(130) / 评论(0) 分类 英语语言学习

Where people live Some people live in one community all their lives, while others move around almost as much as nomads. Both experiences have their advantages as well as disadvantages. People who stay in one spot can develop lifelong friendships, and

发表于:2018-12-30 / 阅读(86) / 评论(0) 分类 英语六级听力练习集锦

There is a festival in this town that brings in thousands of visitors, and livens(1) the valley for over a week. It's called Apple Blossom. By the name, you can tell that it coincides with the blossoming of the many apple trees that grow here. The we

发表于:2019-01-01 / 阅读(250) / 评论(0) 分类 英语博客 A cup of English

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(154) / 评论(0) 分类 2018年VOA慢速英语(一)月

Callum:Hello. In recent programmes in this series, Who on Earth are we? Marc Beebys looked at some of the more obvious ways that cultures can be different from one another -the different ways we use language, or non-verbal communication, for example

发表于:2019-01-07 / 阅读(654) / 评论(0) 分类 英语讨论

Five Tips for Planning a Presentation 关于规划报告的五个小贴士 Editor's note: When teaching public speaking, Professor Charles Lebeau divides presentation into three aspects. The three aspects of a presentation are: the physical message,

发表于:2019-01-12 / 阅读(135) / 评论(0) 分类 2015年VOA慢速英语(三)月

Room 212 Building 343 Tsinghua University, Beijing 100084 (010) 62771234 Email:good@tsinghua.edu.com xxx Objective To obtain a challenging position as a software engineer with an emphasis in software design and development. Education 1997.9-2000.6 De

发表于:2019-01-17 / 阅读(151) / 评论(0) 分类 实用英语

66 神秘的彗星

发表于:2019-01-30 / 阅读(183) / 评论(0) 分类 科技之光

数据结构基本英语词汇 数据抽象 data abstraction 数据元素 data element 数据对象 data object 数据项 data item 数据类型 data type 抽象数据类型 abstract data type 逻辑结

发表于:2019-02-01 / 阅读(132) / 评论(0) 分类 实用英语

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(199) / 评论(0) 分类 2007年VOA标准英语(五月)

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(179) / 评论(0) 分类 实用英语

这份简历是一个大学毕业生的英文简历,他寻求的职位是软件工程师,希望能在软件设计方面能发掘自己的潜能。由于刚毕业,没有多少经验,因此着重介绍了自己的能力和所学的课程。这份

发表于:2019-02-08 / 阅读(193) / 评论(0) 分类 实用英语

Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率,即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than

发表于:2019-02-13 / 阅读(163) / 评论(0) 分类 TED演讲教育篇

Have you ever seen the stars at night and wonder 你曾否在夜中凝视繁星 Why so bright (so bright) 思考,它们为何如此明亮 Have you ever seen the sunset on a cloudy night 你曾否在一个多云的夜降临前,凝视夕阳 And won

发表于:2019-02-13 / 阅读(114) / 评论(0) 分类 影视英文歌曲

The average person in the United States watches almost five hours of television a day, more than an hour greater than the average of people in the world's biggest economies, new research says. 一项新研究发现,美国人平均每天看电视的时

发表于:2019-02-17 / 阅读(153) / 评论(0) 分类 阅读空间

Mark Zuckerberg, a journalist was asking him a question about the news feed. And the journalist was asking him, Why is this so important? And Zuckerberg said, A squirrel dying in your front yard may be more relevant to your interests right now than p

发表于:2019-02-23 / 阅读(157) / 评论(0) 分类 英语语言学习

Todd: Now Norman, you've lived in Japan for awhile. Have you lived in any other countries? Norman: Yes, I've lived in Germany as well. Todd: Germany! Norman: Yes, I lived for five years. I had two contracts in Germany. The first one in the seventies,

发表于:2019-02-24 / 阅读(132) / 评论(0) 分类 英语趣味课堂

kin n.家属(集合称), 亲戚, 同族, 血缘关系, 家族 adj.有亲属关系的, 性质类似的, 同类的 kit n.成套工具, 用具包, 工具箱, 成套用具 lapse n.失误, 下降, 流逝, 丧

发表于:2019-02-25 / 阅读(238) / 评论(0) 分类 考研英语
学英语单词
.xlb
acid manganous phosphate
alien abduction
alizurol blue-black
amorphophalluss
Android platform
aquilines
beta-oxidation-condensation theory
blackhole list
bookie
bounded representation
brevetti
cackliest
carat balance
Carreta Quemada
chargeing load
clunchion
co channel interference
coil transformer
comb-footed spiders
conducting rope
consignment agreement
corporeal movables
cross rolled
cyanuric trichloride
dendrite radius
die of illness
discharge unit
drift time
drum pallet
ductulus deferens
electrolytic preparation
Emetiral
engine service classification system
enlarged heart
eupyrene
exorbitant price
fanny hammock
flashing pipe
gain factor
genus Ajuga
glauber
grass-like
Haller's isthmus
heavy manufacturing
high frequency tuning coil
human settlements
inert diluent
internal arbitration
kemiri
l clearance
longitudinal time code
loss-cone angle
lull ... into
lupulin
mantisfly
midesteine
multivariable feedback design
Natterer
Noordkaap
of interest to
on ... own
passeul
peak linear heat generation
photographic negative film
pivot tripod
pre-dispositions
preformed coil
prolate symmetric rotator
pseudocercospora erythrinigena
purinoceptor
relay correlator
rhapsodises
roughhews
Rumberpon, Pulau
safety and interlock device
schwaber
sea based reactor
serve-and-volley
set with
shaft development
siliculas
Skjφnstå
space satellite
staircase design
steam purity
subpallial
superphysical
Sutton Bridge
synesthesias
tapping plug
teaching someone a lesson
thermoisodrome
tidal-generating force
tricuspid insufficiency
ungodliest
weighshaft
wheat bin
wire traction instruments set
wood pattern making process
wrinkly skin syndrome(premature aging synd.)