单词：polyethylene glycol resorcinol diglycolate
单词：polyethylene glycol resorcinol diglycolate 相关文章
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英文魔法师字源大挪移
Millions More Children to Receive Vaccines More than one million children die each year from severe diarrhea and pneumococcal disease. Today (Tuesday), the GAVI Alliance announced an expanded campaign against the two leading killers of children world
VOA标准英语2011年(九月)
情景对话： Walter: Not hydrofluoric. 氢氟酸就不会。 Jesse: Why not? 为什么不会？ 知识点笔记： hydrofluoric 氢氟酸 1. 确定辅音 相对来说，辅音变化最少。 单词中 h，dr，fl，r 和 c， 都没有特殊和奇怪
英国学生科学读本
bedizen, [bi'diz(ə)n] v 把装饰得过分华丽而俗气；穿着俗丽 【记】bed床
不择手段背单词
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单词解析速记
By Jim Malone Washington 10 March 2006 President Bush The decision by a company based in Dubai to abandon efforts to take over management of several large U.S. ports may have diffused a political cont
2006年VOA标准英语（三月）
By Deborah Tate Washington 25 April 2006 The U.S. Senate has begun considering a massive spending bill to pay for the war in Iraq and aiding the recovery of the storm-ravaged Gulf coast. Iraq war crit
2006年VOA标准英语（四月）
UN Security Council Urges Somalis to Resolve Political Crisis The U.N. Security Council expressed its grave concern Wednesday at the continued instability in Somalia, which it says has led to a multitude of problems, including terrorism, piracy and a
VOA标准英语2011年(五月)
US Scientists Expand Scope of HIV Vaccine Study The worlds largest ongoing HIV vaccine study has been expanded to consider multiple ways a vaccine might boost immune response to the AIDS virus. The U.S. Institute of Allergy and Infectious Diseases (N
VOA标准英语2011年(八月)
By Sonja Pace Ramallah 02 February 2006 Hamas leaders are sending mixed signals - part moderation, part defiance - as they prepare to form a new Palestinian government in the weeks ahead. The militant
2006年VOA标准英语（二月）
By Jessica Berman Washington 04 January 2007 There is more evidence that moderate alcohol consumption may be beneficial. An international team of scientists has found that men with high blood pressure can safely drink one or two glasses of wine per
2007年VOA标准英语（一月）
Why Teflon Is Slippery Teflon is the trademark name for PTFE, a type of plastic. If you own any non stick cookware, then you probably use PTFE on a daily basis. You might not realize, as you fry your morning eggs, that PTFE is one of the most slipper
英语时差8，16
Broadcast on Coast to Coast: November 7, 2002 Rebroadcast on VOA News Now: November 10, 2002 AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER -- slang and idioms in American politics. RS: Tuesday was Election Day, and Slangman Da
词汇大师(Wordmaster)
By Leta Hong Fincher Washington, D.C. 17 May 2006 watch Immigration report The U.S. Senate has rejected a proposal to secure the nation's borders before tackling other immigration issues, such as ensu
2006年VOA标准英语（五月）
By Dan Robinson Capitol Hill 06 December 2006 House and Senate lawmakers are working to clear the way for final congressional approval of legislation required to implement the U.S. - India Civil Nuclear Cooperation deal. VOA's Dan Robinson reports f
2006年VOA标准英语（十二月）
By Jessica Berman Washington 11 May 2006 French researchers at the Sanofi Pasteur Institute say they have developed a bird flu vaccine that, so far, appears to be safe and effective in humans. But obs
2006年VOA标准英语（五月）
今天Larry和李华要到朋友Bob家里，Bob因为要搬家，所以把他的立体音响卖给Larry。今天李华会学到两个常用语：dibs和shotgun. LL: I'm really glad that Bob gave me fi
美国之音《流行美语》
Yael: I have a question for you, Don. Paper or plastic? Don: Not that question again, Yael. Does anyone really care whether their groceries are put in plastic or paper bags? Y: Sure they do. In fact, the city of San Francisco has taken an interest in
英语时差8，16
Why Teflon Is Slippery？ 1954年，法国工程师马克格雷瓜尔(Marc Gregoire)的妻子柯莱特(Colette)突发奇想，觉得丈夫用来涂在钓鱼线上防止打结的不粘材料特氟龙(Teflon)如果可以用在煎锅上，效果一定不错
英语听力文摘 English Digest