单词：nonstretchy
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单词：nonstretchy 相关文章
Remember how stiff jeans used to be? In the olden days, even sitting down or climbing stairs was hard. But these days jeans can be skintight yet surprisingly comfortable. The secret is the spandex, which they add to denim to make it stretchy and comf
发表于:2018-12-28 / 阅读(340) / 评论(0)
轻松英文阅读
轻松英文阅读
Window Stickers Lead To Stretchy Electronics Engineers would love to embed flexible electronics into things like paper, or surgical gloves or conventional clothing. But the wiring usually gets twisted and damaged. Now MIT researchers have found insp
发表于:2019-01-30 / 阅读(199) / 评论(0)
60秒科学
60秒科学