资料来源 : pyDict

深思,推测,投机

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

Speculate \Spec"u*late\, v. t.
   To consider attentively; as, to speculate the nature of a
   thing. [R.] --Sir W. Hamilton.

Speculate \Spec"u*late\, v. i. [imp. & p. p. {Speculated}; p.
   pr. & vb. n. {Speculating}.] [L. speculatus, p. p. of
   speculari to spy out, observe, fr. specula a lookout, fr.
   specere to look. See {Spy}.]
   1. To consider by turning a subject in the mind, and viewing
      it in its different aspects and relations; to meditate; to
      contemplate; to theorize; as, to speculate on questions in
      religion; to speculate on political events.

            It is remarkable that persons who speculate the most
            boldly often conform with the most pefect quietude
            to the external regulations of society. --Hawthorne.

   2. (Philos.) To view subjects from certain premises given or
      assumed, and infer conclusions respecting them a priori.

   3. (Com.) To purchase with the expectation of a contingent
      advance in value, and a consequent sale at a profit; --
      often, in a somewhat depreciative sense, of unsound or
      hazardous transactions; as, to speculate in coffee, in
      sugar, or in bank stock.

资料来源 : WordNet®

speculate
     v 1: to believe especially on uncertain or tentative grounds;
          "Scientists supposed that large dinosaurs lived in
          swamps" [syn: {theorize}, {theorise}, {conjecture}, {hypothesize},
           {hypothesise}, {hypothecate}, {suppose}]
     2: talk over conjecturally, or review in an idle or casual way
        and with an element of doubt or without sufficient reason
        to reach a conclusion; "We were speculating whether the
        President had to resign after the scandal"
     3: reflect deeply on a subject; "I mulled over the events of
        the afternoon"; "philosophers have speculated on the
        question of God for thousands of years"; "The scientist
        must stop to observe and start to excogitate" [syn: {chew
        over}, {think over}, {meditate}, {ponder}, {excogitate}, {contemplate},
         {muse}, {reflect}, {mull}, {mull over}, {ruminate}]
     4: invest at a risk; "I bought this house not because I want to
        live in it but to sell it later at a good price, so I am
        speculating" [syn: {job}]