refresher
US /rɪˈfreʃ.ɚ/
UK /rɪˈfreʃ.ɚ/
名词
1.
复习
a course to practice and improve skills, especially because you have not used them for a long time:
示例:
•
I took a refresher course on new techniques in design to bring myself up to date.
在 Lingoland 学习这个单词