[医] 碘甲烷磺酸钠(商品名,造影剂)

英语视频：Facebook团队介绍社交搜索工具Graph Search

Graph Search的理念在于，以谷歌搜索引擎发掘互联网信息的方式，发掘Facebook网站社交图谱的含义。Graph Search扩展了Facebook的核心使命：不仅帮助用户与已知的他人建立联系，还能成为一款发现工

发表于:2019-01-05 / 阅读(59) / 评论(0)

英语新闻视频

VOA慢速英语2015 21世纪的新材料—石墨烯

Graphene: The Material of the 21st Century 21世纪的新材料石墨烯 Graphene is a type of graphite mineral. Experts often call it 'The Material of the 21st Century' because of its special properties. Some U.S. companies are already using graphen

发表于:2019-01-12 / 阅读(38) / 评论(0)

2015年VOA慢速英语(三)月

VOA标准英语2010年-Graphene Discovery Wins Nobel Prize

It started with a simple experiment: take some graphite - the black stuff in the middle of a pencil - and put a piece of tape over it. When the scientists at the University of Manchester did that, they found that they could develop a material that co

发表于:2019-01-14 / 阅读(76) / 评论(0)

VOA标准英语2010年(十)月

VOA标准英语2014--Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯

Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre

发表于:2019-01-14 / 阅读(63) / 评论(0)

VOA标准英语2014年(二月)

原版英语对话1000个:217 College Pasttimes

Todd: So, Alex, you're still at university. Alex: Yes, sir Todd: So, what's a typical day at university like? Alex: A typical day at my school, let's see, well I would usually get up, well last semester, I would get up around 8 or so. My first class

发表于:2019-02-07 / 阅读(72) / 评论(0)

原版英语对话1000个

VOA标准英语2010年-Haitians Use Range of Technologies, Ol

Communication in and around the Haitian capital Port-au-Prince is at a standstill after Tuesday's devastating earthquake. With cell phone service and landlines down, Haitians around the world are seeking out any means possible to reach their families

发表于:2019-02-08 / 阅读(33) / 评论(0)

VOA标准英语2010年(一月)

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

autumn-dryness disease