“选修”的拼音？

如有需要可选修额外的课程。Additional courses may be taken if desired.这门课程包括十个必修单元和五个选修单元。The course consists of ten core modules and five optional modules.某些课程是必修的，其他是选修的。Certain courses are compulsory, others are optional....

“选修”的反义词：必修。...

“选修”的英语可以翻译为：take as an elective course ...