know /ˈno/
  (vt.)知道,瞭解,懂得;認識,熟悉;識別,認出,分辨;體驗,經歷(vi.)知道
  know
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  Know v. t. [imp. Knew p. p. Known p. pr. & vb. n. Knowing.]
  1. To perceive or apprehend clearly and certainly; to understand; to have full information of; as, to know one's duty.
  O, that a man might know
  The end of this day's business ere it come!   --Shak.
     There is a certainty in the proposition, and we know it.   --Dryden.
  Know how sublime a thing it is
  To suffer and be strong.   --Longfellow.
  2. To be convinced of the truth of; to be fully assured of; as, to know things from information.
  3. To be acquainted with; to be no stranger to; to be more or less familiar with the person, character, etc., of; to possess experience of; as, to know an author; to know the rules of an organization.
     He hath made him to be sin for us, who knew no sin.   --2 Cor. v. 21.
     Not to know me argues yourselves unknown.   --Milton.
  4. To recognize; to distinguish; to discern the character of; as, to know a person's face or figure.
     Ye shall know them by their fruits.   --Matt. vil. 16. 
     And their eyes were opened, and they knew him.   --Luke xxiv. 31.
  To know
  Faithful friend from flattering foe.   --Shak.
     At nearer view he thought he knew the dead.   --Flatman.
  5. To have sexual intercourse with.
     And Adam knew Eve his wife.   --Gen. iv. 1.
  Note: ☞ Know is often followed by an objective and an infinitive (with or without to) or a participle, a dependent sentence, etc.
     And I knew that thou hearest me always.   --John xi. 42.
     The monk he instantly knew to be the prior.   --Sir W. Scott.
     In other hands I have known money do good.   --Dickens.
  To know how, to understand the manner, way, or means; to have requisite information, intelligence, or sagacity. How is sometimes omitted. “ If we fear to die, or know not to be patient.”
  Know, v. i.
  1. To have knowledge; to have a clear and certain perception; to possess wisdom, instruction, or information; -- often with of.
     Israel doth not know, my people doth not consider.   --Is. i. 3.
     If any man will do his will, he shall know of the doctrine, whether it be of God, or whether I speak of myself.   --John vii. 17.
     The peasant folklore of Europe still knows of willows that bleed and weep and speak when hewn.   --Tylor.
  2. To be assured; to feel confident.
  To know of, to ask, to inquire. [Obs.] “ Know of your youth, examine well your blood.”
  ◄ ►
  know
       v 1: be cognizant or aware of a fact or a specific piece of
            information; possess knowledge or information about; "I
            know that the President lied to the people"; "I want to
            know who is winning the game!"; "I know it's time" [syn:
             cognize, cognise] [ant: ignore]
       2: know how to do or perform something; "She knows how to
          knit"; "Does your husband know how to cook?"
       3: be aware of the truth of something; have a belief or faith
          in something; regard as true beyond any doubt; "I know
          that I left the key on the table"; "Galileo knew that the
          earth moves around the sun"
       4: be familiar or acquainted with a person or an object; "She
          doesn't know this composer"; "Do you know my sister?"; "We
          know this movie"; "I know him under a different name";
          "This flower is known as a Peruvian Lily"
       5: have firsthand knowledge of states, situations, emotions, or
          sensations; "I know the feeling!"; "have you ever known
          hunger?"; "I have lived a kind of hell when I was a drug
          addict"; "The holocaust survivors have lived a nightmare";
          "I lived through two divorces" [syn: experience, live]
       6: accept (someone) to be what is claimed or accept his power
          and authority; "The Crown Prince was acknowledged as the
          true heir to the throne"; "We do not recognize your gods"
          [syn: acknowledge, recognize, recognise]
       7: have fixed in the mind; "I know Latin"; "This student knows
          her irregular verbs"; "Do you know the poem well enough to
          recite it?"
       8: have sexual intercourse with; "This student sleeps with
          everyone in her dorm"; "Adam knew Eve"; "Were you ever
          intimate with this man?" [syn: roll in the hay, love,
          make out, make love, sleep with, get laid, have
          sex, do it, be intimate, have intercourse, have it
          away, have it off, screw, fuck, jazz, eff, hump,
           lie with, bed, have a go at it, bang, get it on,
           bonk]
       9: know the nature or character of; "we all knew her as a big
          show-off"
       10: be able to distinguish, recognize as being different; "The
           child knows right from wrong"
       11: perceive as familiar; "I know this voice!"
       [also: known, knew]