选修课词语解释 / 选修课是什麽意思
【词语】：选修课【注音】：xuǎn xiū kè
1. optional program
2. requirement
3. elective/optional course
4. electives
5. optional/selective course
6. selective course / elective course / optional course
7. elective/optional
8. selective/elective/option
9. selective/ elective /optional courses
10. elective courses