in·fe·lic·i·tous /ˌɪnfɪˈlɪsətəs/
 (a.)不幸的,不吉的,不適當的
 In·fe·lic·i·tous a. Not felicitous; unhappy; unfortunate; not fortunate or appropriate in application; not well said, expressed, or done; as, an infelicitous condition; an infelicitous remark; an infelicitous description; infelicitous words.
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 infelicitous
      adj 1: not appropriate in application; defective; "an infelicitous
             remark"; "infelicitous phrasing"; "the infelicitous
             typesetting was due to illegible copy" [ant: felicitous]
      2: marked by or producing unhappiness; "infelicitous
         circumstances"; "unhappy caravans, straggling afoot
         through swamps and canebrakes"- American Guide Series
         [syn: unhappy]