必修/选修课 compulsory/optional course ; compulsory/optional courses/modules ; compulsory
必修课和选修课 mandatory course and optional course
必修课程和选修课程的 mandatory course and optional course
在新课程中，一些课程是必修课，而另一些是中学生的选修课。
In the new curriculum, some courses are compulsory, while others are optional for middle school students.
以前，第二学期的国际银行学是选修课，但现在它变成了必修课。
It used to be that the second semester of International Banking was an elective, but now it says it's a required class.
我的问题是，我已经有两门必修课和两门选修课了。
My issue is, I have got two required courses and two electives.
应用推荐