semester credit hour

例句：

1. 1.In this semester, I plan to study more and improve my English skills.
   在这个学期，我计划学习更多，提高我的英语技能。
2. 2.The student has earned a semester credit hour for his hard work.
   这个学生因为他的努力而获得了一个学期的学分。
3. 3.The teacher gave the students a chance to earn a semester credit hour by completing their assignments.
   老师给了学生们一个机会，通过完成作业来赚取一个学期的学分。