at·tend·er
noun/əˈtendə(r)/
/əˈtendər/
(especially British English) (North American English usually attendee)
- a person who goes to a place or an event, often on a regular basis
（常指定期的）出席者 - She's a regular attender at evening classes.
她按时上夜校学习。
- She's a regular attender at evening classes.