This device helps make virtual reality a more usable and accessible technology.这一装置有助于使虚拟现实成为更可用、更便利的技术。Jaron Lanier coined the term "virtual reality" and pioneered its early development.杰伦·拉尼尔创造了“虚拟现实”这个词,并成为推动其早期发展的先驱人...
Several other conifers produce small male catkins.其它几种针叶树产生小雄花序.Firs,spruces and pines are conifers.冷杉、云杉和松树都是针叶树。Sarvas discusses the nature of the " lethal load " in conifers.萨维斯 讨论了针叶树的致死的基因性质.The xylem of ferns and c...