preparationn.
英 ,prepə'reɪʃ(ə)n | 美 ,prɛpə'reʃən
中文n. 预备；准备
词根词源
preparation (n.)late 14c., "act of preparing," from Latin praeparationem (nominative praeparatio) "a making ready," noun of action from past participle stem of praeparare "prepare," from prae "before" (see pre-) + parare "make ready" (see pare). Meaning "a substance especially prepared" is from 1640s.
关键词