| 释义 |
ˈday-fly
An insect of the family Ephemeridæ, which in the imago or perfect state lives only a few hours or at most a few days; an ephemerid.
1601Holland Pliny I. 330 A foure footed flie..it liueth not aboue one day, whereupon it is called Hemerobion (i. a day-fly. a1711Ken Preparatives Poet. Wks. 1721 IV. 36 This Fly..Never lives longer than a single Day; 'Tis therefore styl'd a Day-Fly. 1860Gosse Rom. Nat. Hist. 15 The triple-tailed larvæ of dayflies creep in and out. |