initial course造句

例句与造句

1. Booster injections are given one, three, and five years after completion of the initial course .
   完成第一疗程后，隔一、三、五年再给予加强注射。
2. Details of the students attendance at the initial course of studies must be lodged
   -学生开始时的学习课程出勤率必须列明
3. It's difficult to find initial course in a sentence. 用initial course造句挺难的