体型氧化锌压敏电阻器

Lesson 38 Text A Can't She Type? The well-known banker, T. J. Ellington, was at one time in his younger days the manager of a New York office. His secretary had been with him for many years, and knew

发表于:2018-12-02 / 阅读(288) / 评论(0) 分类 初级口语教程

Bella: What's your blood type, Luke? Luke: It's A, I think. Why do you ask? Bella: Well, mine's B. Luke: So? Bella: They say people with A blood type get along very well with those with B blood type. Luke: Really? 你是什么血型? 贝拉:卢克,

发表于:2018-12-08 / 阅读(461) / 评论(0) 分类 赖世雄初级美国英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. On February 8th, we told you about scientists who had created a device worn over the knees that could harvest the energy you otherwise waste while walking.

发表于:2018-12-24 / 阅读(108) / 评论(0) 分类 Scientific American(二)月

[00:03.81]bulk order :大量订购 [00:05.71]commission :n.佣金 [00:07.49]competitive edge :竞争优势 [00:09.74]deal :n.交易 [00:11.41]hot seller :畅销品;热卖商品 [00:13.37]in stock :库存 [00:15.25]lead time :交货期(从订货到取

发表于:2018-12-31 / 阅读(288) / 评论(0) 分类 商务英语分类核心1000词汇

发表于:2019-01-02 / 阅读(254) / 评论(0) 分类 知性英语

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 60秒科学

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-08 / 阅读(151) / 评论(0) 分类 Scientific American(四)月

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(145) / 评论(0) 分类 TED演讲教育篇

SCIENCE IN THE NEWS - From A to Zinc: The Story of Vitamins By Nancy Steinbach Broadcast: Tuesday, March 29, 2005 (MUSIC) VOICE ONE: I'm Bob Doughty with Phoebe Zimmermann, and this is the VOA Special

发表于:2019-01-30 / 阅读(153) / 评论(0) 分类 科技之光

今天我们要学的词是bulk up。Bulk up, 是增加,积累的意思。美国四月份就业报告出台,就业集中增加在一些低薪资行业。 Hiring by retailers rebounded, and food services and temporary-help agencies also bulked up,

发表于:2019-02-04 / 阅读(163) / 评论(0) 分类 英语单词荟萃

Zinc supplements reduce the average cold by about a day and also make symptoms(症状) less severe, according to the latest findings. There's no cure for the common cold, but there's no shortage of ways to treat the symptoms. For a number of year

发表于:2019-02-05 / 阅读(115) / 评论(0) 分类 英语新闻

Offering Substitute 提供代用品 Specimen Letters1. Offering Rayon in Place of Watered Silk提供人造丝代替水洗丝Dear Sirs,Thank you for your fax of yesterday (April 3) with your order No.456 for 5,000 metres of 100cm wide watered silk. We

发表于:2019-02-05 / 阅读(176) / 评论(0) 分类 实用英语

By Jessica Berman Washington 13 February 2008 Scientists in the United States say they have developed fabrics that can generate electricity. Researchers say they have harvested enough electricity to power small electronic devices such as an mp3 playe

发表于:2019-02-08 / 阅读(106) / 评论(0) 分类 VOA常速英语2008年(二月)

Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的

发表于:2019-02-13 / 阅读(205) / 评论(0) 分类 英语新闻

电脑英语--常见硬件篇CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只

发表于:2019-02-15 / 阅读(156) / 评论(0) 分类 天天商务口语

The World Health Organization, upgrading a previous warning, said June 12 that diesel exhaust causes cancer and called for tighter emissions standards, comparing the risk of exhaust to second-hand cigarette smoke. Tuesdays announcement comes after in

发表于:2019-02-17 / 阅读(131) / 评论(0) 分类 英语新闻

逆天的价格,你碰上过吗?无节操的商家,你遭遇过吗?东西贵得太离谱,你该怎么说?今天就来看看那些贵到不能忍的表达吧! Rip-off 英文里rip sb off是个动词短语,意思是:一件东西本来不

发表于:2019-02-18 / 阅读(155) / 评论(0) 分类 英语口语

发表于:2019-02-18 / 阅读(126) / 评论(0) 分类 考研英语

RACHEL MARTIN, HOST: As we near the end of 2013, NPR is taking a look at the numbers that tell the story of this past year; numbers that if you really understand them, can give insight into the world we're living in right now. Over the next two weeks

发表于:2019-02-23 / 阅读(128) / 评论(0) 分类 英语语言学习

换季血拼的时候又到了,各位久经商场的购物狂人,一定预备好了杀价策略,准备大显身手!今天就来看看砍价都会用到哪些口语吧! 1. Hey, don't try to rip me off. I know what this is worth. 别想宰我,

发表于:2019-02-25 / 阅读(132) / 评论(0) 分类 英语口语
学英语单词
adelphis
aldehyde anise
alternative airport
Ararat plain
auxiliate
backmarsh
Bactopen
bangladeshes
banniker
Bierce, Ambrose
Big South Cape I.
biological and chemical control
box rooms
bugen
buy and write
calculus uric acid
capital balance
channel flag
chilectropion
chip-in-tape
cholesteatoma of renal pelvis
color dub
color recepter
compensatory reflex
conical centrifuge tube
consumption decision
cubic spline interpolation
deep submicron cmos
dehairer conveyer
diverged terrace
divisor group
ecodesigning
electronic hanging balance
ellipsoid method
encainides
fillipeens
fine-mesh sieve
fled
fly in amber
form an opinion
fresh bean
go over like a lead balloon
government enterprise
halopelite
happy house
hierarchy of motivation
holboellia grandiflora reaub
hydrodynamical nomenclature
ichnographies
ides
implicit solid model
inblind
joao pessoas
Karabula
kataphorite-quartz orthophyre
keel plate
lc at sight
livestock trade tax
loyola-marymount
model performance
monthlier
non-price
nonkinky
not a laughing matter
onward type
ossa centrale
oxoaspidoalbine
palagic
palatalises
Pancoast tumor
polystichums
polysulfones
priestish
raveling cord
re-apportion
relapse of the stock market
Revelle factor
rickey
rotor torque
seal water pipe
sequencing unit
simals
sodium potassium pump
soliter
strauss syndrome
submerged pipe
talarian
taper pipe reamer
Taylor series
tele (telegraph)
Teshi, R.
throat-lash
to split
transfer posting machine
under restraint
unleavened dough
us centre
user interrupt
vibration time
winterising
wounds
xylyl-