[化] 氯化三辛基·甲基铵

VOA标准英语2014--新的太阳能电池减少生产中对环境的危害

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

发表于:2018-12-08 / 阅读(151) / 评论(0)

VOA标准英语2014年(六月)

初中二年级英语(人教新课标版)上册 Unit 11 Could you please cl

发表于:2018-12-29 / 阅读(180) / 评论(0)

人教新课标初中二年级上

国家地理-2008-09-25 西班牙的蕃茄节

Thousands of people descended on the Spanish town of Bunol on Wednesday to take part in the Tomatina festival. The annual food fight draws visitors from around the world. They pelt each other with ripe fruit until they become soaked through with tom

发表于:2018-12-30 / 阅读(152) / 评论(0)

国家地理2008年

专业术语—中草药成分英汉对照词汇M

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物（舞茸提取物） Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(155) / 评论(0)

医务英语

AP美联社一分钟新闻 2008-09-22

1. Police say six children are in temporary custody. That's after law enforcement raided a church compound in Arkansas yesterday as part of a child-porn investigation. The compound belongs to evangelist Tony Alamo. He's denying any involvement with

发表于:2019-01-11 / 阅读(198) / 评论(0)

美联社新闻一分钟2008年(九)月

美国国家公共电台 NPR Retailers Plan To Clear Deadly Paint Removers From Shelves, As EPA Delays Ban

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

发表于:2019-01-17 / 阅读(145) / 评论(0)

2018年NPR美国国家公共电台11月

科学美国人60秒 SSS 2016-1-1

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

发表于:2019-01-20 / 阅读(200) / 评论(0)

2016年Scientific American(一)月

如厕神器：Cloo，不用再为找厕所烦恼！

CLOO 是一个iPhone 上的社交网络App，它有一个主题那就是分享你的厕所/浴室，为都市人提供便利，同时自己也赚得一些外快。 CLOO 会把每个人的家都变成公共厕所，如果你在街边尿急，那么请打

发表于:2019-01-21 / 阅读(278) / 评论(0)

英语万花筒

英语听力：自然百科为什么海水是咸的？

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

发表于:2019-01-22 / 阅读(142) / 评论(0)

自然百科2009年

英语听力：自然百科西班牙的蕃茄节

发表于:2019-01-22 / 阅读(174) / 评论(0)

自然百科2008年

ESL Podcast 390 – Dietary Restrictions and Preferences

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

发表于:2019-02-04 / 阅读(137) / 评论(0)

地道美语播客

加州英语分级G1 Clem Goes to School 08

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发表于:2019-02-10 / 阅读(205) / 评论(0)

加州英语分级G1

加州英语分级G1 Clem Goes to School 07

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发表于:2019-02-10 / 阅读(193) / 评论(0)

加州英语分级G1

加州英语分级G1 Clem Goes to School 06

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发表于:2019-02-10 / 阅读(207) / 评论(0)

加州英语分级G1

加州英语分级G1 Clem Goes to School 03

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发表于:2019-02-10 / 阅读(202) / 评论(0)

加州英语分级G1

加州英语分级G1 Clem Goes to School 01

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发表于:2019-02-10 / 阅读(185) / 评论(0)

加州英语分级G1

Man. City go CL bottom after loss at Ajax

Man. City go CL bottom after loss at Ajax AMSTERDAM, the Netherlands, Oct. 24 (Xinhua) -- English champions Manchester City suffered a surprising 3-1 defeat to Ajax in Amsterdam on Wednesday to go bottom in Champions League Group D. Ajax started the

发表于:2019-02-17 / 阅读(134) / 评论(0)

英语新闻

高效记忆托福词汇：clud, clus“关shut”

今天上海新东方陈鹏飞给大家总结托福基础词汇中表示表示关shut的词根clud, clus。其同源词分别是①include包括，包含; ②inclusion 包括，包含;③exclude 排除; ④exclusive排他的,专有的;⑤conclude结束

发表于:2019-02-19 / 阅读(237) / 评论(0)

托福英语

PBS高端访谈:希拉里·克林顿在公众眼里的生活

HARI SREENIVASAN: Back in 1992, Bill Clinton said, You're going to get two for the price of one. She's going to be part of my policies. Was head of the health care reform task force; it didn't do well in Congress. What's her lasting legacy from that

发表于:2019-02-25 / 阅读(183) / 评论(0)

PBS访谈社会系列

英语听书《海底两万里》第170期第12章一切都用电(3)

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。

发表于:2019-02-25 / 阅读(237) / 评论(0)

《海底两万里》中英双语有声读物

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学英语单词

accept orders

acetaldehyde condensation

Atactotoechus

automatic terminal information service