a custodian who lives in and cares for a house while the regular occupant is away (usually without an exchange of money)
Others pay for baby-sitters to go to an employee's house (see box, p. 72).
FORBES: Those baby-sitter blues
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。