资料来源 : pyDict

散漫的,断断续续的,不连贯的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Desultory \Des"ul*to*ry\, a. [L. desultorius, fr. desultor a
   leaper, fr. desilire, desultum, to leap down; de + salire to
   leap. See {Saltation}.]
   1. Leaping or skipping about. [Obs.]

            I shot at it [a bird], but it was so desultory that
            I missed my aim.                      --Gilbert
                                                  White.

   2. Jumping, or passing, from one thing or subject to another,
      without order or rational connection; without logical
      sequence; disconnected; immethodical; aimless; as,
      desultory minds. --Atterbury.

            He [Goldsmith] knew nothing accurately; his reading
            had been desultory.                   --Macaulay.

   3. Out of course; by the way; as a digression; not connected
      with the subject; as, a desultory remark.

   Syn: Rambling; roving; immethodical; discursive; inconstant;
        unsettled; cursory; slight; hasty; loose.

资料来源 : WordNet®

desultory
     adj : marked by lack of definite plan or regularity or purpose;
           jumping from one thing to another; "desultory
           thoughts"; "the desultory conversation characteristic
           of cocktail parties"