one, single, a (article), as soon as, entire; whole; all; throughout, "one" radical in Chinese characters (Kangxi radical 1), also pr. [yao1] for greater clarity when spelling out numbers digit by digit
(literary) (conjunction used to express contrast with a previous clause) but; then, (bound form) standard; norm, (bound form) principle, (literary) to imitate; to follow, classifier for written items