hendiadys (n.)youdaoicibaDictYouDict[hendiadys 词源字典]
1580s, figure of speech in which two nouns joined by and are used in place of a noun and an adjective; from Medieval Latin alteration of Greek hen dia duoin "one (thing) by means of two." If this term was used by Greek grammarians it is no longer found in their writings, but it is frequent among Latin writers.[hendiadys etymology, hendiadys origin, 英语词源]