custodian

n. /kʌˈstoʊdiən/ C2

保管人；管理人；监护人

A person who has responsibility for taking care of something.

仙境例句

Pat was the custodian of the garden tools, and he kept the only key in his hat.

帕特是花园工具的看管人，他把唯一的钥匙藏在帽子里。