电子自动血细胞计数器

Bipartisan legislation on so called conflict minerals was recently introduced in the US House of Representatives. The bill is designed to create transparency and allow consumers to make informed choices when they purchase electronic devices like cel

发表于:2018-12-16 / 阅读(48) / 评论(0) 分类 VOA标准英语2009年(十一月)

This is Scientific Americans' 60-Second Science. I'm Steve Mersky. Got a minute? Its the kind of thing we can look forward to more in the coming years: Personalized drug regimens based on our individual DNA. The example of this new kind of Personaliz

发表于:2018-12-24 / 阅读(78) / 评论(0) 分类 Scientific American(一)月

Head to the mountains, and if the steep trails don't slow you down, the thin air will. There's less oxygen up thereso strenuous activity can leave you dizzy, out of breathor worse. But even though you're beat, biochemical processes are already busy a

发表于:2018-12-24 / 阅读(47) / 评论(0) 分类 2017年Scientific American(二)月

Aki / Japan speaker My favorite gadget's the computer. I can't live without Internet or e-mailing or skyping. I always talk with my friends over Skype, domestic and international. I also always do a lot of Internet shopping. I love shopping on amazon

发表于:2018-12-28 / 阅读(79) / 评论(0) 分类 一起闲话英语-English Chitchat

One of the first lessons new drivers learn is to keep their eyes on the road. 新手上路的第一课,目视前方。 Unfortunately, cell phones and other electronic devices are causing many drivers to lose their focus and sometimes their lives. 然

发表于:2018-12-28 / 阅读(124) / 评论(0) 分类 医学英语轻松学

Peter: So Sarah, tell me, you're teaching right now, could you give me your opinion on computer use in the classroom, like using it in your classes, what do you think about that? Sarah: I think it's good when there's certain activities that are relat

发表于:2018-12-29 / 阅读(44) / 评论(0) 分类 英语趣味课堂

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? One of the dreams of biomedical scientists is to be able to transform adult cells into other kinds of cells. And thus avoid some of the ethical concerns of working with

发表于:2019-01-08 / 阅读(106) / 评论(0) 分类 Scientific American(十一)月

THIS IS AMERICA - Debate Over Electronic Voting By Jill Moss Broadcast: Monday, July 05, 2004 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA, in VOA Special English. I'm Gwen Outen. VOICE TWO: And I'm

发表于:2019-01-11 / 阅读(170) / 评论(0) 分类 This is America

Sickle Cell Disease Cases Are Increasing Basic health interventions may significantly reduce deaths among young children with sickle cell anemia. The illness causes the body to produce sickle or disc shaped red blood cells making it difficult for the

发表于:2019-01-14 / 阅读(78) / 评论(0) 分类 VOA标准英语2013年(七月)

A: My doctor says that I need a blood test. B: I can help you with that. Just have a seat and roll up your left sleeve. A: What are you taking my blood for? B: Your doctor has requested a check of your white blood count. A: What information does that

发表于:2019-01-15 / 阅读(86) / 评论(0) 分类 英语情景对话-健康

ECONOMICS REPORT - Nasdaq: An Electronic Marketplace By Mario Ritter Broadcast: Friday, September 16, 2005 I'm Barbara Klein with the VOA Special English Economics Report. A listener in China asks abo

发表于:2019-01-16 / 阅读(77) / 评论(0) 分类 健康与经济

By Carol Pearson Washington 09 April 2008 Diabetics have a greater than average chance of having a heart attack or stroke. But new research indicates that lowering blood pressure and cholesterol below recommended guidelines seems to reduce these risk

发表于:2019-02-03 / 阅读(56) / 评论(0) 分类 VOA常速英语2008年(四月)

flashlight 手电筒 fluorescent lamp 日光灯 electric calculator 计算器 tube 真空管 electric fan 电风扇 dictaphone, dictating machine 录音机 tape recorder 磁带 television 电视机 ele

发表于:2019-02-03 / 阅读(76) / 评论(0) 分类 英文语法词汇

001 See you later.待会见;再联络 A: I have to go.B: See you later. 002 What’s up?近来过得如何? A: Hey! What’s up?B: Nothing much! As usual. 003 It’s on me.我来付 A: The beer is

发表于:2019-02-06 / 阅读(48) / 评论(0) 分类 实用英语

CHENGDU, Oct. 25 (Xinhua) -- A Chinese biotechnological company announced on Sunday it has developed the world's first 3D blood vessel bio-printer, which makes it possible to produce personalized functional organs. Sichuan Revotek Co., Ltd. based in

发表于:2019-02-11 / 阅读(98) / 评论(0) 分类 英语新闻

With consumers rushing to buy the latest gadgets, the problem of what to do with discarded electronic products is becoming a growing environmental concern. Although electronic recycling is not yet as popular as paper and plastic recycling, two Americ

发表于:2019-02-12 / 阅读(90) / 评论(0) 分类 VOA标准英语2010年(七)月

Ⅳ. Counter Offers 还盘 If a buyer does not agree with any or some of the transaction terms of a quotation or a firm offer, he sends a counter-offer. In the counter-offer, the buyer may show his disagreement to the certain term or terms and state

发表于:2019-02-14 / 阅读(139) / 评论(0) 分类 实用英语

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(104) / 评论(0) 分类 VOA常速英语2007年(十二月)

1 See you later.待会见;再联络 A: I have to go. B: See you later. 2 Whats up?近来过得如何? A: Hey! Whats up? B: Nothing much! As usual. 3 Its on me.我来付 A: The beer is on me. B: Thank you. 4 I mean it.我是说真的 A: Do you rea

发表于:2019-02-19 / 阅读(42) / 评论(0) 分类 英语口语

Voice 1 Thank you for joining us for todays Spotlight, Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 When you lo

发表于:2019-02-21 / 阅读(92) / 评论(0) 分类 环球英语 Spotlight
学英语单词
acathexis
afba
al fathah
angular momentum law
Bacillus pfaffi
backward wavefront
balushi
bar frame
baseman
bid tap
bielectorlysis
bore from within
Borsippa
brezova pod bradlom
Bulygen number
call connect system
call for
Canalis pyloricus
cat-gut
Cataxa
cattle market price
cautires lutaoensis
cladder
climbin'
computer-aided engineering (cae)
coronary bypass
deformed wire
di-gram
DPE (data processing equipment)
driftpins
fibre chemical technology
flat-tax
floating point operation code
four layer diode
full-floating gudgeon pin
gas slag
general drug-fast
gilding bronze
graecophile
Greeffiellidae
Hampton Court (Palace)
hexosaminidase a
Hydrangea dumicola
hydrophilic material
Ileoxiphopagy
imperativist
indetectable
Jacquet's erythema
joint annuity
kill-worthy
komatasukui
lammert
late-filing
leopoldite
lose the day
luminous (perceived) colour
macro molecular
Manchaguala, R.
masa
multifrequency code signaling method
naming rule
navigational danger
newssheet
ngultrums
non-sampling risk
norsethite
ophthalmolith
oxygen heterocycle
oxygen limitation safety device
pecudiculture
Pierre L.
power spectrum
principle of geometric reverse
Raman spectra
response time distribution
restrains
Rhododendron florulentum
Roncadoira, Pta.
second-level structure
short sisht
shrimp omelet
sinuater
Sounday
sphaeramia orbicularis
stand forest
stringattribute
subcellular localization
swelled ground
symposiac
tiller cutting
tipula (vestiplex) nokonis
to show for
unexcluded
unsententiously
urban civilization
victualed
was up to
weedwhackers
well-waiting
wine collar
zambezia