This Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. They say that older folks benefit from spending time with young people. And thats not just an excuse to stick grandma at the kids table at Thanksgiving. Now

发表于:2018-12-24 / 阅读(49) / 评论(0) 分类 Scientific American(五)月

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 dream [ dri:m ] His dream of being a d

发表于:2018-12-30 / 阅读(48) / 评论(0) 分类 每日攻克5词

This is scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. If theres anything better than a fresh, ripe, tomato, its a gigantic fresh, ripe tomato. And thanks to a couple of mutations, thats exactly what we all enj

发表于:2019-01-08 / 阅读(70) / 评论(0) 分类 Scientific American(五)月

As StoryCorps travels the country, it's helping Americans interview some of the most important people in their lives. Today, two women who can't imagine life without each other. Hi, I'm Janice Morris and Im Caroline Morris Satchell and we're identica

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 2006年NPR美国国家公共电台

[00:01.89]Unit 24 Society [00:05.41]2 Exercise 2 Listen to Thomas More's story [00:09.34]about Utopia.Check your answers to Exercise 1. [00:18.71]I was in Bruges on business [00:20.48]when I met this very interesting man. [00:22.62]He had travelled f

发表于:2019-01-10 / 阅读(95) / 评论(0) 分类 北师大版高中英语模块8(选修)

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(86) / 评论(0) 分类 英语新闻