古罗马，继承了欧亚大陆最西方中心文化的国度，也在当时保持了最为辽阔最为富饶的国度，也是科学文化气氛最为浓郁的家乡。
Rome, the heir of the oldest centre at the western end of Eurasia, remained the biggest and richest region, and home to the strongest scientific culture of all.
登陆月球或月球行走对当前的技术来说太难了，要想实现起码也要200年后才行。——科学文摘1948。
"Landing and moving about on the moon offers so many serious problems for human beings that it may take science another 200 years to lick them." - science Digest, 1948.
登陆月球或月球行走对当前的技术来说太难了，要想实现起码也要200年后才行。——科学文摘1948。
"Landing and moving about on the moon offers so many serious problems for human beings that it may take science another 200 years to lick them." - science Digest, 1948.
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