- superfluous[superfluous 词源字典]
- superfluous: see flux
[superfluous etymology, superfluous origin, 英语词源] - superfluous (adj.)
- early 15c. (earlier superflue, late 14c.), from Latin superfluus "unnecessary," literally "overflowing, running over," from superfluere "to overflow," from super "over" (see super-) + fluere "to flow" (see fluent). Related: Superfluously; superfluousness.