标签：Earplug 相关文章

科学美国人60秒 SSS 2013-09-24

Cerumenis a lovely word especially considering that is means earwax.And we're nothingonly species that produces the stuff.Some whales built up waxes along withlipids and charaten protein into what's called earplugs.And now researchers nowknow that ex

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 Scientific American(九)月
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