单词：compound molecule
单词：compound molecule 相关文章
Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w
英语语法 Grammar Girl
addition [ə'diʃən] n.加，增加(量) boss [bɔs] n.老板，工头 compound ['kəmpaund] n.复合物，化合物 difficult ['difikəlt] a.困难的 expert ['ekspə:t] n.专家，能手 headquarters ['hed'kwə:təz] n.司令部，指挥部，总部
TED演讲教育篇
Intonation can indicate completely different meanings for otherwise similar words or phrases. For example, an English teacher teaches English, but an English teacher is from England; French class is where you study French, but French class is Gallic
美式英语正音训练
1. Authorities in Utah say they found no signs of six trapped miners when they lowered a camera down to where they think the men are located. This is their second effort to make contact with the men. Yesterday a microphone was lowered down to a separ
美联社新闻一分钟2007
AGRICULTURE REPORT - Scientists Find Compound in Smoke that Helps Seeds Grow By Mario Ritter Broadcast: Tuesday, July 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A di
农业与发展
The United Nation's World Food Program says rogue members of Somalia's extremist al-Shabab group attempted to raid its compound late Sunday in the Somali town of Wajid, about 300 kilometers northwest of Mogadishu. World Food Program spokesman, Peter
VOA标准英语2009年(八月)
1. traditional medicine，传统医学，这里指中医。 eg:They reminded me that traditional medicine is an important component that needs to be addressed. 他们提醒我说，传统医学是必须得到解决的一个重要组成部分。 2. we
蒋健棠教你听英语广播
Februray 28th 1953 - In Britain scientists say they found the double helix structure of DNA. The molecule that contains the human gene, years later Frances Crick describes the discovery that he and fellow scientist James Watson made. Biological syste
历史上的今天-2011年
February 28th,1953In Britain, scientists say they found a double-helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological system
历史上的今天-2010年
Feb 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological sy
历史上的今天-2012年
Feb 28th, 1953, in Britain, scientists say they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological system
历史上的今天-2013年
February 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biologic
历史上的今天-2014年
Feb 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological sy
历史上的今天-2015年
What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a
2018年VOA慢速英语(十二)月
文本： Maiev：Elune be praised! I knew you would come, Shando Stormrage! Malfurion：Im glad we reached you in time, Maiev. Maiev：Priestess Tyrande, Im surprised you came in person. Are you here to _(1)_ your guilty conscience? Tyrande：I did
小龟乐游记英语短文
BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist
英语新闻
By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays
货币英语
HEALTH REPORT - Molecule in Soy May Reduce Risk of Colon Cancer By Jerilyn Watson Broadcast: Wednesday, June 02, 2004 This is the VOA Special English Health Report. Foods made from soybeans are increa
健康与经济
By Jessica Berman Washington 19 March 2008 For the first time ever, astronomers using the Hubble space telescope have discovered the presence of the organic molecule methane in the atmosphere around a planet outside our solar system. While astronomer
VOA标准英语2008年（三月）
ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin
英语新闻