assistant
/əˈsɪstənt/
of or relating to a person who is subordinate to another
中文释义：助理的；辅助的
The assistant professor helped the students with their research projects.
助理教授帮助学生完成他们的研究项目。
She works as an assistant manager in a retail store.
她在一家零售店担任助理经理。