turn in
 交出,上床睡覺


 turn in
      v 1: make an entrance by turning from a road; "Turn in after you
           see the gate"
      2: to surrender someone or something to another; "the guard
         delivered the criminal to the police"; "render up the
         prisoners"; "render the town to the enemy"; "fork over the
         money" [syn: hand over, fork over, fork out, {fork
         up, get in, deliver, render]
      3: carry out (performances); "They turned in a splendid
         effort"; "They turned in top jobs for the second straight
         game" [syn: put on]
      4: go to bed in order to sleep; "I usually turn in at
         midnight"; "He turns out at the crack of dawn" [syn: {go
         to bed, bed, crawl in, kip down, hit the hay, {hit
         the sack, sack out, go to sleep, retire] [ant: {get
         up, get up]