Question

random a.没有明确目的、计划或者目标的；偶然的，随便的 random (adj.) "having no definite aim or purpose," 1650s, from at random (1560s), "at great speed" (thus, "carelessly, haphazardly"), alteration of Middle English noun randon "impetuosity, speed" (c.1300), from Old French randon "rush, disorder, force, impetuosity," from randir "to run fast," from Frankish *rant "a running" or some other Germanic source, from Proto-Germanic *randa (cognates: Old High German rennen "to run," Old English rinnan "to flow, to run;" see run (v.)).In 1980s U.S. college student slang it began to acquire a sense of "inferior, undesirable." (A 1980 William Safire column describes it as a college slang noun meaning "person who does not belong on our dormitory floor.") Random access in reference to computer memory is recorded from 1953. Related: Randomly; randomness. 无

Accepted Answer

['rændəm] 无 无

单词	random
音标	['rændəm]
解释	a.没有明确目的、计划或者目标的；偶然的，随便的
红宝书	无
字源	random (adj.) "having no definite aim or purpose," 1650s, from at random (1560s), "at great speed" (thus, "carelessly, haphazardly"), alteration of Middle English noun randon "impetuosity, speed" (c.1300), from Old French randon "rush, disorder, force, impetuosity," from randir "to run fast," from Frankish rant "a running" or some other Germanic source, from Proto-Germanic randa (cognates: Old High German rennen "to run," Old English rinnan "to flow, to run;" see run (v.)). In 1980s U.S. college student slang it began to acquire a sense of "inferior, undesirable." (A 1980 William Safire column describes it as a college slang noun meaning "person who does not belong on our dormitory floor.") Random access in reference to computer memory is recorded from 1953. Related: Randomly; randomness.
不择手段背单词	无
趣味全助记	无

Random 无 Speed English Noun Randon Run College