英语词源
- janitorial (adj.)
- 1869, from janitor + -ial.
权威例句
- 1. Besides attending class, you will help our janitorial staff after school.
- 除了正常上课以外, 下课后你得帮助学校的工人做做义工.
- 2. The accommodation will be cleaned 2 - 3 times every week by janitorial staff.
- 宿舍每星期更换2~3次备品,并有清洁人员清扫宿舍环境.