单词：dimethyldioctadecylammonium chloride
单词：dimethyldioctadecylammonium chloride 相关文章
New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc
VOA标准英语2014年(六月)
In business, Optus has called for Telstra's proposals on its participation in the national broadband network to be blocked. Optus' chief executive Paul O'Sullivan says Telstra's current plan for the separation of its retail and wholesale arms wholesa
澳洲ABC新闻快递2011年
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
单词解析速记
Grammar Girl here. Today I'm going to play two listener comments that will lead us to a discussion of wordiness and idioms. Wordiness First, here's Tod in Canada from the todbits.com website: Can you help me correct people? Everyone that I know seems
英语语法 Grammar Girl
Grammar Girl here. Today I'm going to play two listener comments that will lead us to a discussion of wordiness and idioms. Wordiness First, here's Tod in Canada from the todbits.com website: Can you help me correct people? Everyone that I know seems
英语语法 Grammar Girl
Iridio - Night Prayer：志同道合 自德国的IRIDIO组合,由成员Valentina和Franz组成。他们两人在童年时就对音乐有了兴趣并表现出来惊人的天赋，后来相差不到一年时间里，他们分别担任了两个乐队的重
经典英文歌曲
一个挪威的喜剧演员二人组，他们主持的脱口秀电视节目在挪威本地有不少忠实观众，而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的
英乐时空
Oxfam on Monday published a book warning that the food and fuel price hikes have signaled the start of a new age of scarcity which could drag millions of people further into poverty. It urges immediate action to tackle the huge inequalities that pre
VOA标准英语2008年（六月）
DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher
2018年NPR美国国家公共电台11月
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
2016年Scientific American(一)月
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
自然百科2009年
AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have
农业与发展
Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S
地道美语播客
音乐咖啡厅:Iridio - My Sweet Leonore Song：My Sweet Leonore Artist：Iridio She was born on a cold winter night La la la la la la la la my sweet Leonore She was whiter that snow from the sky La la la la la la la la my sweet Leonore She had crys
音乐咖啡厅
1) G2G = got to go = 我得走了 2) TTYL = talk to you later = 一会儿再聊 3) XOXO 亲亲抱抱
OMG美语
听歌学英语:Night Prayer-IRIDIO Night Prayer IRIDIO 来自德国的IRIDIO乐队，由成员Valentina和Franz组成。他们两人在童年时就对音乐有了兴趣并表现出来惊人的天赋，之后他们分别担任了两个乐队的重任：
听歌学英语
听歌学英语:Night Prayer（IRIDIO） 来自德国的IRIDIO乐队，由成员Valentina和Franz组成。他们两人在童年时就对音乐有了兴趣并表现出来惊人的天赋，之后他们分别担任了两个乐队的重任：Valentina于
听歌学英语
Iridio，来自德国的乐队，是一对恋人组成的。女主唱Valentina的嗓音飘渺宁静，歌曲的风格感觉同时沾染了哥特味道和凯尔特音乐，吉他和人身相互融合的效果，使得这首歌曲相当精致耐听。
金属
Iridio，来自德国的乐队，是一对恋人组成的。女主唱Valentina的嗓音飘渺宁静，歌曲的风格感觉同时沾染了哥特味道和凯尔特音乐，吉他和人身相互融合的效果，使得这首歌曲相当精致耐听。
金属
First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。
《海底两万里》中英双语有声读物