单词 unfrequency 释义 unfrequency Now rare or Obs.(un-1 12, 5 b.)1611Cotgr., Infrequence, vnfrequencie, solitarinesse.1662Glanvill Lux Orient. 133 This may be the reason of the unfrequency of their appearance.1753J. Collier Art Torment. 224 The frequency...