单词：membranous septum
膜性间隔;膜性中隔
单词：membranous septum 相关文章
Everything that's alive and quite a few things that aren't, gives off heat. That's what you are looking at now. Every part of your body is burning up energy and creating heat as it goes about the busi
发表于:2018-12-07 / 阅读(46) / 评论(0)
生命物语
生命物语