ancillary
adjective
UK/ænˈsɪl.ᵊr.i/
US/ˈæn.sə.ler.i/
Definitions of ancillary adjective
providing support or help
辅助的；补充的；附属的
The hospital relies on a large team of ancillary staff to keep operations running smoothly.
医院依靠一大批辅助人员来保持运作顺畅。
In the play, his role was ancillary, but his performance stole the show.
在这出戏中，他的角色是辅助性的，但他的表演却抢尽了风头。
Besides direct aid, the charity also engages in ancillary activities.
除了直接援助外，该慈善机构还从事辅助活动。