revealyoudaoicibaDictYouDict[reveal 词源字典]
reveal: [14] To reveal something is etymologically to ‘unveil’ it. The word comes via Old French reveler from Latin revēlāre ‘unveil, disclose’, a compound verb formed from the prefix re- ‘back’ (in the sense ‘reverting to a former condition’) and vēlum ‘veil’ (source of English veil).
=> veil[reveal etymology, reveal origin, 英语词源]
reveal (v.)youdaoicibaDictYouDict
late 14c., from Old French reveler "reveal" (14c.), from Latin revelare "reveal, uncover, disclose," literally "unveil," from re- "opposite of" (see re-) + velare "to cover, veil," from velum "a veil" (see veil (n.)). Related: Revealed; revealing.