one; 1; single; a (article); as soon as; entire; whole; all; throughout[cedict]
本
běnㄅㄣˇ
roots or stems of plants; origin; source; this; the current; root; foundation; basis; (classifier for books, periodicals, files etc)[cedict]
古书
gǔ shūㄍㄨˇ ㄕㄨ
old book[cedict]
上
shàngㄕㄤˋ
on; on top; upon; first (of two parts); previous or last (week etc); upper; higher; above; previous; to climb; to go into; above; to go up; to attend (class or university); third tone of putonghua[cedict]
的
deㄉㄜ˙
díㄉㄧˊ
dìㄉㄧˋ
of; structural particle: used before a noun, linking it to preceding possessive or descriptive attributive[cedict]