单词：hairspring tweezer
游丝镊子
单词：hairspring tweezer 相关文章
Hip hip Hip hip Hip hip Hip hip When you're on a holiday You can't find the words to say All the things that come to you And I wanna feel it too On an island in the sun We'll be playing and having fun And it makes me feel so fine I can't control my
发表于:2019-01-04 / 阅读(108) / 评论(0)
音乐咖啡厅
音乐咖啡厅
This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. Imagine tweezers so fine that you could reach right into a cell and manipulate individual molecules. MIT researchers have created such a tweezer, using
发表于:2019-01-08 / 阅读(44) / 评论(0)
Scientific American(七)月
Scientific American(七)月