. . "Space and time." . . "Fourth dimension." . . "Physicists." . . "Time travel." . . "Ji shi wen xue Mei guo Xian dai." . . "纪实文学 美国 现代." . "Ke xue jia Mei guo zhuan ji." . . "科學家 美國 傳記" . "Ke xue jia." . . "科學家" . "本书是一部具有科普性质的纪实文学,作者结合自身经历,讲述了一个关于建造时光机器的真实故事,将“时间旅行”理论涉及的种种物理学知识,与个人成长经历等故事情节相融合,解读了时光机器相关的知识." . "Shi guang lü ren" . "Ben shu shi yi bu ju you ke pu xing zhi de ji shi wen xue, zuo zhe jie he zi shen jing li, jiang shu le yi ge guan yu jian zao shi guang ji qi de zhen shi gu shi, jiang \" shi jian lü xing \" li lun she ji de zhong zhong wu li xue zhi shi, yu ge ren cheng chang jing li deng gu shi qing jie xiang rong he, jie du le shi guang ji qi xiang guan de zhi shi." . . . "时光旅人 = Time traveler" . . . . "時光旅人" . . . "Time Traveler : a Scientist's Personal Mission to Make Time Travel a Reality"@en . . . "Electronic books" . . . . "Electronic books"@en . . . . . . . . . . . . . "Time traveler" . . . . . . . . . . "Time Traveler"@en . . . "Shi guang lü ren = Time traveler" . "Biography"@en . "Biography" . . "A scientist's personal mission to make time travel a reality" . . . . . . "Shi guang lu ren" . . "時光旅人 : 因為愛與夢想他要讓時光旅行成真" . . "Time traveler : a scientist's personal mission to make time travel a reality"@en . "Time traveler : a scientist's personal mission to make time travel a reality" . "Presents a first-person story of theoretical physicist, Dr. Ronald Mallett, who recently discovered the basic equations for a working time machine that he believes can be used as a transport vehicle to the past."@en . . . . . . . . . "Shi guang lu ren : yin wei ai yu meng xiang ta yao rang shi guang lu xing cheng zhen" . . . . "Time Traveler A Scientist's Personal Mission to Make Time Travel a Reality" . "United States." . . "Wu li xue." . . "物理學" . "Mei guo." . . "美國" . "Zhuan ji." . . "傳記" . "Physicists United States Biography." . .