n.[U]

1. 照管；保管；监护[（+of）]
   Parents have the custody of young children.

   父母监护未成年的子女。

   The documents are in the custody of my solicitor.

   文件由我的律师保管着。

2. 拘留；监禁[（+in/into）]
   He was taken into custody immediately after the robbery.

   他抢劫后即被拘捕。

n.

1. the protective care or guardianship of someone or something.
   ▸Law  parental responsibility, especially as allocated to one of two divorcing parents.
2. imprisonment.