There has always been heavy pressure to excavate the tombs of Chin Shih-huang-ti [the First Emperor of the Chin Dynasty] and the Tang emperors, for instance, but specialists have successfully resisted it because of fears that the preservation technology isn't good enough.
舉例來說，他們一直都有很大的壓力要挖秦始皇陵和唐代皇帝的陵墓，但考古專業人士都成功地把這種壓力抵擋住，就是顧慮保存技術不夠。