表面活性材料

[00:35.00]a/an [00:37.07]art.1.一(个) 2.任何一个 3.每,每一 [00:39.13]abandon [00:40.59]vt.1.抛弃 [00:42.06]abide [00:43.49]2.放弃. [00:44.93]ability [00:46.37]v.(by)坚持,遵守 [00:47.80]able [00:49.18]n.1.能力,智能 2.才能,才干

发表于:2018-11-30 / 阅读(197) / 评论(0) 分类 考研英语词汇2005

Today's topic is active voice versus passive voice. Here's Brian from Iowa: It drives me crazy when people write in passive voice. How can I teach people how to tell the difference between passive and active voice and stay away from passive voice? Th

发表于:2018-12-07 / 阅读(157) / 评论(0) 分类 英语语法 Grammar Girl

Unit 2 She looks active. [00:02.39]第二单元 她看起来活跃。 [00:04.78]Lesson 7 Just speak [00:07.01]第七课 刚才的谈话 [00:09.25]Who's this? [00:10.83]这个是谁? [00:12.41]My new friend in the art club. [00:14.29]我在艺术俱乐

发表于:2018-12-12 / 阅读(171) / 评论(0) 分类 人教版小学英语五年级

EXPLORATIONS - The Year in Space By Paul Thompson Broadcast: Wednesday, December 29, 2004 VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with the VOA Special English program EXPLORATIONS

发表于:2018-12-15 / 阅读(148) / 评论(0) 分类 Explorations

by Mignon Fogarty Today's topic is active voice versus passive voice. The podcast edition of this article was sponsored by GoToMeeting. With this meeting service, you can hold your meetings over the Internet and give presentations, product demos and

发表于:2018-12-15 / 阅读(158) / 评论(0) 分类 英语语法 Grammar Girl

Muslim Brotherhood Ready for More Active Role in Jordan From VOA Learning English, this is IN THE NEWS in Special English. The Muslim Brotherhood is one of the largest Islamic groups in the Arab world. For years, the Brotherhood has been banned in a

发表于:2018-12-16 / 阅读(130) / 评论(0) 分类 2013年VOA慢速英语(六)月

The top American military officer, Admiral Mike Mullen, has taken a particularly active role in changing the U.S. approach to Afghanistan, contributing to the new strategy, choosing the new commander for U.S. and NATO forces, and deciding to replace

发表于:2018-12-16 / 阅读(121) / 评论(0) 分类 VOA标准英语2009年(六月)

[00:05.75]The American space agency has released to the public the first of many new pictures of Jupiter's Moon,Io. [00:15.41]NASA's Galileo spacecraft took the pictures last July and October using both black and white film and color film. [00:25.73]

发表于:2018-12-26 / 阅读(137) / 评论(0) 分类 美国英语听力80篇

地道美语听力播客English as a Second Language Podcast (ESLPod),是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话,于2005年7月23日首播, 主播Dr. Jeff McQuillan为南加州大学的语言学博士

发表于:2019-01-01 / 阅读(162) / 评论(0) 分类 地道美语播客

Daylight Turns Thin Plastic Barrier into Germ-Killing Material Daylight-powered germ-killing equipment may someday help protect health workers from deadly microorganisms like Ebola virus disease. That is a finding from a study published in the journa

发表于:2019-01-03 / 阅读(115) / 评论(0) 分类 2018年VOA慢速英语(四)月

Iranian President Mahmoud Ahmadinejad's visit to Istanbul last week is seen as part of Ankara's increasingly active role in the Middle East, after decades of passivity in the region. At the same time, some analysts say, Turkey's ties to the West are

发表于:2019-01-13 / 阅读(178) / 评论(0) 分类 VOA标准英语2008年(八月)

World Health Day Focuses On 'Active Aging' Shelby Harris just celebrated his 111th birthday. His secret? I try to live the right kind of life, he said. I try to live the truth, I love everybody and I want everybody to love me. Some experts say a posi

发表于:2019-01-13 / 阅读(149) / 评论(0) 分类 VOA标准英语2012年(四月)

Active MRI Shows How Joints Work 活动核磁共振成像显示身体关节如何运作 Since its introduction in the 1980s, magnetic resonance imaging machines, commonly known as MRI scanners, have become a highly valuable tool in diagnostic medicin

发表于:2019-01-14 / 阅读(161) / 评论(0) 分类 VOA标准英语2014年(三月)

And in fact, Curiosity -- which has been roving on the surface now for about three years -- 事实上,好奇号探测车,在火星表面上漫游已经有三年了 has really shown us that it's sitting in an ancient river bed, where water flowed

发表于:2019-01-18 / 阅读(184) / 评论(0) 分类 TED演讲科学篇

LONDON, July 4 (Xinhua) -- Anders Fogh Rasmussen, Secretary General of the North Atlantic Treaty Organization (NATO) expressed his hope on Wednesday that NATO would seek a more active dialogue with China. We must expand the range of nations with whom

发表于:2019-01-30 / 阅读(212) / 评论(0) 分类 英语新闻

SEOUL, Nov. 8 (Xinhua) -- Samsung Electronics, the world's largest flat screen TV vendor, said Tuesday that it has suspended its plan to develop active shutter three-dimensional (3D) TVs with RealD, the U.S.-based 3D technology supplier. Samsung has

发表于:2019-01-30 / 阅读(183) / 评论(0) 分类 英语新闻

Climate change negotiators from 173 countries have agreed on an agenda after days of bickering over the scope of talks left little time for substantive discussions. The disagreement highlighted deep divisions between developing and rich countries on

发表于:2019-01-30 / 阅读(173) / 评论(0) 分类 英语新闻

今天我们要学的词是active duty。 Active duty, 现役的。星期一是美国阵亡将士纪念日。 My friend Jack is an active duty Army Captain who has deployed overseas three times, 我朋友杰克是现役陆军上尉,先后三次被派

发表于:2019-02-05 / 阅读(176) / 评论(0) 分类 英语每日一词

今天我们要学的词是active duty。 Active duty, 现役的。星期一是美国阵亡将士纪念日。 My friend Jack is an active duty Army Captain who has deployed overseas three times, 我朋友杰克是现役陆军上尉,先后三次被派

发表于:2019-02-16 / 阅读(133) / 评论(0) 分类 英语单词荟萃

LOS ANGELES, June 18 (Xinhua) -- Microsoft Corp. unveiled Monday a family of tablets dubbed Surface, built on Windows 8, at an event in Los Angeles. Microsoft Chief Executive Steve Ballmer introduced the company's Surface family of tablets. The devic

发表于:2019-02-17 / 阅读(161) / 评论(0) 分类 英语新闻
学英语单词
absolute pressure gauge
accoustic
aconiazid
admirablement
afong
aislings
allowance baggage
anharmonic oscillation
arcatura
astrophel
auto mechanicss
auto-focus x-ray tube
be descriptive of...
Berkeleyism
box springs
cape flatteries
catabiosis
Cauchy inequality
Caňadón Grande, Sa.
celebrate
center of a Lie algebra
changing beam
chemical dynamics
citronellic
clazamycin
concurrent incremental documantation
continuous coring
double make contact
epistasis
excussion
expected income
fermenter(fermentor)
first shot
fixed partition cell
foderate
geometrical theory of numbers
gigundo
glucosido-fructofuranosid
grammatications
gregarine
grid note
hempen necktie
hokie
hooks on
infairs
insolvable
integrated stack
jet propulsion engine
Kalamaria
kurdek
laser illuminated target
Lauderdale Lakes
leaky antenna
macroramphosus scolopax
Malayalis
Maravatio
mattagess
methane-carbon content
modern deposits
moebius scarves
monopoly bourgeois socialism
Morgenthau
Muaradua
nawas
neutron activation method
nonadecyl alcohol
oldbridge
on the grin
pathogenic dryness-heat
phalanges (pl. phalanx)
phase controlled circuit breaker
play in the finals
pneumatic block
podmore
portrait format
PV-IGA
recuperative
Roman Legion
rotating wedge
second engineer officer
second-unit
Serbian literature
shake someone up
silver soldering alloys
single-order
strategic buyouts
Stundism
t?nia omentalis
tactile glove
thermal stimulated luminescence
time motor
transmission of energy
true parity
turbine characteristic
universal program
vanessa
variable-resistance
verb. sap
victoria orange
water price
write check routine
wrong-way alarm