有效半排出期(由有机体内排出放射性同位素),有效半衰期

There are six characteristics of speech, all of which are vital to speak effectively. In this section we'll look at each of them separately. These speech characteristics are basically important to you

发表于:2018-11-28 / 阅读(229) / 评论(0) 分类 疯狂英语2001年

BY STEPHEN R .COVEEY The first habit is 1)proactivity. Be proactive. The word proactivity is fairly common in management literature, but you won't find it in the dictionary. It means more than merely

发表于:2018-11-28 / 阅读(272) / 评论(0) 分类 疯狂英语2001年

Speaking effective American English [00:01.52]流利美语训练妙方 [00:03.03]Now let's talk about duration,the fourth characteristic of effective speech.Words,like musical notes,last for a specific period of time. [00:08.01]现在我们来看看说

发表于:2018-11-28 / 阅读(260) / 评论(0) 分类 零距离李阳疯狂英语口语

这次节目里我们要讲的两个习惯用语都有一个关键的字。那就是:Half. Half就是什么东西,什么份量或重量的一半。我们今天要讲的第一个习惯用语是:H

发表于:2018-12-01 / 阅读(204) / 评论(0) 分类 美国习惯用语

10 Bad Habits Worth LosingAs we enter the first week of July, its been 6 months since we made our 2012 New Years Resolutions. How many have you nailed? And how many have fell by the wayside? Now is a good time to review what youve achieved so far and

发表于:2018-12-12 / 阅读(117) / 评论(0) 分类 实用英语

一.每日练嘴单词 1.vary 变化 Prices vary from month to month. 2.value 价值,评价 I value your friendship. 3.voice The difference between F and V is the voice. 4. over 5.clever You are so clever. Im proud of you. 6.review Lets review the la

发表于:2018-12-15 / 阅读(217) / 评论(0) 分类 李阳标准美语

By Melinda Smith Washington 31 August 2007 Centuries ago doctors used hypnosis to help relieve the excruciating pain of surgery. It then fell out of favor with the introduction of anesthesia. Now as VOA's Melinda Smith reports, new studies show a hos

发表于:2018-12-16 / 阅读(187) / 评论(0) 分类 2007年VOA标准英语(八月)

1. drug company=pharmaceutical company 医药公司n. 2. promotion=marketing 营销n. 3. increase=escalate=rise=go up=grow 上升v. 4. research=study=survey=investigation 研究n. 5. work=be an effective way=be useful=help=achieve=succeed=have an eff

发表于:2018-12-18 / 阅读(118) / 评论(0) 分类 雅思英语

eat v.吃 echo n./v.回声,回响;共鸣 economic a.经济学的,经济(上)的 economical a.节省的;经济学的 economy n.经济;节约 edge n.边,边缘;刀口,刃 edit vt.编辑 edition n.版,版本 editor n.编者,编辑 ed

发表于:2018-12-30 / 阅读(181) / 评论(0) 分类 大学英语四级词汇拼读版

By Al Pessin Brussels 13 June 2007 U.S. Defense Secretary Robert Gates says the NATO alliance has demonstrated that it can be effective in Afghanistan in spite of continuing shortfalls in the number of troops member-nations are providing. VOA's Al Pe

发表于:2019-01-06 / 阅读(203) / 评论(0) 分类 2007年VOA标准英语(六月)

By Jessica Berman Washington 14 May 2008 Researchers have determined that commonly prescribed triple-drug combination therapies that use old antiviral drugs are the most effective for suppressing the deadly virus that causes AIDS. The findings have m

发表于:2019-01-09 / 阅读(159) / 评论(0) 分类 VOA标准英语2008年(五月)

By Carol Pearson Washington 28 March 2007 watch Stent Study report A new, landmark study finds heart stents devices used to open blocked arteries - may not be as effective in the long term as medication in preventing heart attacks. VOA's Carol Pears

发表于:2019-01-13 / 阅读(179) / 评论(0) 分类 2007年VOA标准英语(三月)

DEVELOPMENT REPORT - Studies Say New Rotavirus Vaccines Are Safe and EffectiveBy Jill Moss Broadcast: Monday, January 16, 2006 I'm Steve Ember with the VOA Special English Development Report. Studies

发表于:2019-01-16 / 阅读(157) / 评论(0) 分类 2006年慢速英语(一)月

GUY RAZ, HOST: I want to ask you about this really famous Talmudic notion - actually, it might be that in the Quran as well - but this idea that, you know, if you save a single life, then you have saved all of humanity. You know that one? PETER SINGE

发表于:2019-01-17 / 阅读(136) / 评论(0) 分类 2017年NPR美国国家公共电台5月

Sleep well, sleep better If sleep has plunged to the bottom of your to-do list, you're not alone. Although the National Sleep Foundation recommends getting seven to nine hours of sleep a night, the average American logs only six hours and 40 minutes.

发表于:2019-02-07 / 阅读(191) / 评论(0) 分类 阅读空间

雅思范文汽油价格和控制交通污染 题目: Increasing the price of petrol is the best way to solve traffic and pollution. What extend do you agree or disagree? What other measures do you think more effective? 范文: Bad traffic and in

发表于:2019-02-08 / 阅读(172) / 评论(0) 分类 雅思英语

Are You Lifehacking Too Much? Nick Cernis of Put Things Off recently declared that productivity is dead. He said that our obsession with productivity is getting in the way of our lives. Nick started out by saying that the productivity industry is out

发表于:2019-02-19 / 阅读(149) / 评论(0) 分类 阅读空间

题目:Should criminals be sent to a jail or let them do something else as punishment instead of sending into a jail? Why and give your reasons. 范文:There has long been controversy concerning the objectives of the justice system. Sending crimi

发表于:2019-02-19 / 阅读(446) / 评论(0) 分类 雅思英语

09年12月英语六级作文范文一: Directions: For this part, you are allowed 30 minutes to write a short essay entitled Say No to Pirated Products. You should write at least 150 words following the outline given below. 1.目前盗版的现象比

发表于:2019-02-25 / 阅读(156) / 评论(0) 分类 四六级写作指导

1. After you.你先请。 这是一句很常用的客套话,在进/出门,上车得场合你都可以表现一下。 好象现在女士不愿意你这么做,特别是那些女权主义者。 我还记得这么一段话:一个女士对一个让她

发表于:2019-02-26 / 阅读(164) / 评论(0) 分类 英语口语
学英语单词
abductive logic
acetylphenolphthalein
adhesive-backeds
agathisflavone
anemone camphor
anti-rationalism
antimony oxyhydroxysulfate
ariluss
array extent
arrival list
astern
avalanche phototransistor
back-strain
bring ... to the boil
Calanoida
cancercausing
cap sleeve
card service
chorisoneura formosana
cimex
coris gaimard
cut-off tool rest
deep-water delta
dentent
dick slap
dictyochophytes
disocclusions
divebombed
Dolichopetalum kwangsiense
eccentric-shaft-press
electroencephalograms
emulsion tube
ennead
evaluate tree function
eyzies
family tetraodontidaes
fifo replacement policy
flesh blond
flux vector splitting method
focillate
freezing fog (fzfg)
gradient flux-gate magnetometer
grotesque ornament
high spot reviews
homokaryotic protoplast
hyper-pre-beta-lipoproteinemia
identity increment
immeadiately
in-vessel transfer device
iron stearate
ischyja manlia
kafyogenic
Kestner acid elevator
king vultures
Latheron
lectotypes
let someone know one's mind
Ligamentum sacrococcygeum posterius profundum
limbric
MacFarl.
maeaquinone
magistrate's court, magistrates' court
maximum tension
meat safe
micro-baking
middle ear tuberculosis
Mobile World Congress
molten lead
Morinda hainanensis
non-sked
oculi-
officinaliss
outbred stock
pad deluge
plastic injection molding machine
protohippuss
psychosonic
remission rate
roll-culture
sal limonis
Second Coming
sheeted vein deposit
sheetlike mica
sicamour
slime crusher
soil colloid
steady state solution
straight arches
strolling
summary statement of loan
the decline and fall of the roman empire
toadyism
transformer magnetic shunt
tubal occlusion
unashamed
video categories
viscusi
waterborne
wouldn't have a bar of
Xenicus
YATI