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
action word
added heat
adstocks
aimnosubstrate
artificial black white signal
astral spirit, astral spirits
atomistic simulation
bauriamorph
bench of burners
burgomaster
Carex tenuiflora
cattle transport truck
charged property
correction plate
cyanohydrin synthesis
cycle plant
Deaflympics
Deinostema violacea
denasalized
dielsii
digital video disc (dvd)
dispersion relation
dry as a dead dingo's donger
dunakin
embowled
escudero
euhemerises
evidentiate
exhereditation
facing point switch
fiber covered plywood
foodsaver
forbidden gap energy
full well
geometrical aberration
grain seeding machine
half-tap
harbo(u)r entrance
healing by third intention
highlight test
hive up
home decoration
ice engine
Israelians
jamming intensity
lightsteelblue
lipolytic coefficient
longinymph
lovina
mailbomb
mandrel steel
marrin
Matagorda I.
Matissean
mimickers
Miss.
molding board
muries
nbr
negative colour
New England Confederation
newmown
Nguyen Binh
niele
non-affine deformation
on a sixpence
ornamentally
Ostwald's universal-photometer
oswines
overcompensations
physical equipment
post-station
preservice cleaning
primary dimension
reducible algebra
remengesaus
Russic
Russo's test
sapheries
satellite photography
scientific measurement
screwdown valve
secoajmalan
snap switch
soilages
spare cable
speed accumulation curve
state purchase and allocation on a monopoly basis
steel plate concave
stereo photogrammetric survey
support removal
tarmacking
thermo-alcoholometer
toano
tupis
two-pyroxene andesite
type of traffic
Unsuccessful Salvage
Vaticanization
warehouses
wide flange girder
x disease