• They reckoned time by months, and in the earlier period kept a ru de tally of the years by driving nails into a statue of Janus, the ancient sun-god. 李貝. 西洋科學(xué)史.
• Ru-um-tum-tum, sang the reddleman. 托馬斯·哈代. 還鄉(xiāng).
• Ru-um-tum-tum, sang Wildeve. 托馬斯·哈代. 還鄉(xiāng).

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