動詞 turn-in:

1. make an entrance by turning from a road
   同義詞：turn in
2. to surrender someone or something to another
   同義詞：hand over, fork over, fork out, fork up, turn in, get in, deliver, render
3. carry out (performances)
   同義詞：put on, turn in
4. prepare for sleep
   同義詞：go to bed, turn in, bed, crawl in, kip down, hit the hay, hit the sack, sack out, go to sleep, retire