选修 take as an elective course 选修英语 take english as an elective course; 我们班大部分同学选修日语。 most of the students of our class take japanese as an elective course.; 选修科 elective subject of study; 选修课 elective course; selective course; optional course
学校的选修课或选修科目 optional course or subject studied at school or college
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例句与用法
As a result of some causes , especially in university , the credit _ system and elective _ system has universally put into practice , the classrooms of students " classes are not stable , as everyone knows the courses arranging is a mathmatic difficult problem . a lot of people are attracted to study it 但由于各种原因,特别是在大学里,已经普遍实行学分制和选修制,学生上课的教室并不固定,这使排课问题成为一个众所周知的数学难题,吸引了许多人尝试解决它。