refresher course
柯林斯詞典
1. N-COUNT A refresher course is 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. 進脩課程
返回 refresher course
1. N-COUNT A refresher course is 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. 進脩課程