单词：EDF (effective decontamination factor)
单词：EDF (effective decontamination factor) 相关文章
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
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
疯狂英语2001年
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
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
雅思英语
【Transcript】 Tina: Hi! Emma, long time no see. How was your life in England? Emma: Is you, Tina! Im glad to see you. I was back to China a few days ago. I had a great time in my study in England. It is a beautiful country and the people there
听基础单词练听力
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
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
VOA标准英语2008年（五月）
Philippine Caregiver Wins Israel's X-Factor 以色列音乐比赛 菲佣夺冠 WASHINGTON Rose Fostanes, a Philippine caregiver who has worked in Israel for several years, is the first season winner of a popular Israeli television singing contest cal
VOA标准英语2014年(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
2017年NPR美国国家公共电台5月
今天我们要学的词是WOW factor。 A WOW factor, 指让人惊叹的东西。经济不景气，也影响到了玩具行业。从二月中旬开幕的美国国际玩具展可以看出， In 2009, there will still be toys with the WOW factor, but
英语单词荟萃
By Kent Klein Washington 13 April 2008 Soaring food prices are causing big problems in many parts of the world today. One factor in the ballooning costs may be the increasing global demand for biofuels - vehicle fuels made at least partly from corn (
VOA常速英语2008年（四月）
本集简介： 瑞秋大做春梦先是和钱德，第二次天梦见和钱德及乔伊（不过大多数时间是后两人在忙乎），第三个梦终于是和罗斯。 菲比想做兼差赚钱，所以给钱德当秘书。 钱德由此发现同僚们
老友记(六人行)
Japan's government estimates the cost of cleaning up radioactive contamination and compensating victims of the 2011 Fukushima nuclear disaster has more than doubled, reports say. 根据报道，清理福岛核电站2011年核灾难中的放射性污染
英语新闻
在这一周的英国单曲榜当中，由英国著名选秀大赛X Factor冲进决赛阶段的选手们合唱的一首公益歌曲《Hero》空降榜首位置。大约15年前，由花蝴蝶玛丽亚凯丽(Mariah Carey 听歌)演唱的原版《Hero》在英国单曲榜中最高曾排在第七位。 从英国选秀大赛X Factor走出来的选手，
音乐咖啡厅
X Factor冠军打榜热歌：All Night Long Alexandra Burke是第五季X Factor的冠军，也是X Factor的舞台上继Leona Lewis之后第二个女性冠军。Alexandra这首发行于今年5月的新单曲本周打入英国单曲榜前十。 Artist：
经典英文歌曲
2010 X Factor冠军Matt Cardle新单曲：When We Collide Matt Cardle，参加第七季X Factor之前只是一个27岁的粉刷匠这身份实在平凡得可以。今年他鼓起勇气参加了第七季X Factor，一举拿下冠军，并发行了自己
经典英文歌曲
Jo: This is Real English from BBC Learning English. Im Jo. Jean: And Im Jean. Jo: Today were going to look at words and phrases that have recently become part of the English language. Jean: 在我们的《地道英语》节目当中，我们会带领大家一起来学习和熟
地道英语在线听
X-Factor人气选手Misha B新单《Do You Think of Me》带着浓浓的想念 X-Factor选手米莎碧被许多人拿来和麻辣鸡做比较，但她的的声音也颇具辨识度。这是她的最新单曲《Do You Think of Me》，表达了对自己
流行英文歌曲