refresher course
英 [rɪˈfreʃə kɔːs]
美 [rɪˈfreʃər kɔːrs]
n. 进修课程
牛津词典
noun
- 进修课程
a short period of training to improve your skills or to teach you about new ideas and developments in your job
柯林斯词典
- （专业性的）进修课程
Arefresher courseis a training course in which people improve their knowledge or skills and learn about new developments that are related to the job that they do.
英英释义
noun
- a course that reviews and updates a topic for those who have not kept abreast of developments