活性生物膜

By 19, I was a fully-fledged movie actor, but still searching for definition. 当我19岁时,我已经是一个羽翼丰满的电影演员,但却仍在寻找定义。 I applied to read anthropology at university. 我在大学里申请攻读人类学

发表于:2018-12-05 / 阅读(150) / 评论(0) 分类 TED演讲娱乐篇

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(155) / 评论(0) 分类 英语语法 Grammar Girl

Broadcast: Jan 10 2003 The Pentagon has issued a statement 2) asserting the military is prepared to protect its personnel from possible biological weapons attack. On the surface, the Pentagon's assert

发表于:2018-12-08 / 阅读(131) / 评论(0) 分类 VOA2003(上)-健康之旅

Have you ever thought about your biological clock? Never! No. Men don’t have to think about that. Men may not think about their biological clocks, but they should. There are some men whose biologica

发表于:2018-12-11 / 阅读(171) / 评论(0) 分类 万花筒2006年

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(156) / 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

Pat, Tim and Koko just watched a nature film. Listen, read and say. Koko:Wow! Animals are pretty amazing. Pat: Yeah. I think bees and ants are the most amazing animals. They work so hard. Which animal is your favourite? Tim: I think cheetahs are mor

发表于:2018-12-17 / 阅读(117) / 评论(0) 分类 小学六年级英语

She is grieving the loss of her biological daughter. 她沉浸在失去亲生女儿的悲痛之下。 图片1

发表于:2018-12-20 / 阅读(129) / 评论(0) 分类 Daily English-2017.5

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The Nobel Prize in chemistry goes to three men who revolutionized molecular life science, Japans Osamu Shimomura and Americans Martin Chalfie and Roger Tsien. They dev

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 Scientific American(十)月

By Lisa Schlein Geneva 20 November 2006 U.N. Secretary-General Kofi Annan is urging nations to do more to combat biological weapons, and to create global safeguards to keep them out of terrorist hands. Kofi Annan at a review conference on Biological

发表于:2019-01-12 / 阅读(210) / 评论(0) 分类 2006年VOA标准英语(十一月)

Tick-tock, tick-tock. Is that your biological clock? And if it is, are you female? Most people think biological clocks are strictly female phenomena, with infertility and the risk of certain diseases

发表于:2019-01-26 / 阅读(181) / 评论(0) 分类 阅读空间

AGRICULTURE REPORT - Biological Controls, Part 1 By Mario Ritter Broadcast: Tuesday, April 13, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biological controls are living

发表于:2019-01-30 / 阅读(147) / 评论(0) 分类 农业与发展

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(208) / 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(181) / 评论(0) 分类 英语新闻

HEALTH REPORT - Study Links Brain Abnormalities to Sudden Death in BabiesBy Caty Weaver Broadcast: Wednesday, November 08, 2006 This is the VOA Special English Health Report. Scientists say they have

发表于:2019-01-30 / 阅读(156) / 评论(0) 分类 2006年慢速英语(十一)月

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(173) / 评论(0) 分类 英语每日一词

我是一个英语学习者,在这里就单词记忆和大家分享一下我的学习心得。 比如一个比较长一点的单词怎样去记忆: 例如 biodiversity 这个词的意思是 生物多样性,为什么是这个意思呢?我把它分

发表于:2019-02-07 / 阅读(140) / 评论(0) 分类 英语学习方法

Israel Practices Biological Attack Response The Israeli government has carried out a two-day exercise it says is aimed at boosting preparedness for any terrorist attack aimed at sparking an outbreak of a highly contagious disease. Israeli officials e

发表于:2019-02-12 / 阅读(158) / 评论(0) 分类 VOA标准英语2011年(十二月)

Simpson turned her search for Jandali into a basis for her second novel, The Lost Father, published in 1992. 辛普森用她寻找钱德里的故事作为第二本小说的蓝本,名为《失散的父亲》,1992年出版。 (Jobs convinced Paul R

发表于:2019-02-22 / 阅读(123) / 评论(0) 分类 乔布斯传

Yet there is surprisingly little agreement on how many phyla there are or ought to be. 然而,令人吃惊的是,在关于有多少门或诙有多少门的问题上,人们的看法大相径庭。 Most biologists fix the total at about thirty, b

发表于:2019-02-26 / 阅读(175) / 评论(0) 分类 万物简史
学英语单词
a man about town
Afonso III
alcopop
aluminum naphtholdisulfonate
aminoresorcinol
amylobiose
ansco supreme pan
Aumale
axe-handles
Bagnara Calabra
Bayer designation
bucket-and-belt elevator
buddy lists
carbaminocholine
center of a group
charge air air radiator
clapt
condensating
count ... out
counterblockade
curriers
dehydratable
dermatitis eczematosa
diplomatic dispatches
dry-cleanable
Dudley Stuart John Moore
elavation
elbow off/out of
endoconidia
expatting
extensive damage
fearlessness
filter element for lubricating oil accumulator
fuel oil pump housing
furniture stock
furniture-making
gasification intensity
genus Eburophyton
high-speed bending moment
hydrogen dryer
International Grand Master
iodimetric analysis
jasmonate
laser-scope
legacy platform
lembing
lencophenga (lencophenga) quadripunctata
loadage
magnetic azimuth detector
Mailer's Postmark Permit Club
mathematic power
mathematical approximation
media development
meshblocks
metamorphic recrystallization
mikkelsen
moderator heating and boiling
multidoctor
naiveties
neurorobotic
nidifications
nocturnal epilepsy
non-intimates
old flint
open-loop maneuver
origofacies
parasuicides
peroxynitrite
Pilgrim Fathers
prechylomicron
production natural gas
push-turn key
quaffability
raiders of the lost ark
reclaiming tower
research catamaran
result function
roofspaces
Scutellaria microviolacea
seiche denivellation
stud link chain cable
subepicardium
support tights
tappered potentiometer
the solution to
thorium-lead age method
tie-off
timber weir
tolterodine
trigonum
tweeked
Umbelliflorae
unix system services
unsolidly
urucu
us k
watch which way the cat jumps
water column separation
weak forces
wiggles
xanthogenation
zunoes