elective

/ɪˈlɛktɪv/

subject to popular election

Chinese meaning: 选修的；选举的

Students can choose elective courses such as art history or computer programming.

学生可以选择艺术史或计算机编程等选修课程。

The position of mayor is elective, requiring a public vote every four years.

市长职位是选举产生的，每四年需要一次公众投票。