refresher
英 [rɪˈfreʃə]
美 [rɪˈfreʃər]
n. 恢复精神的人或物
adj. 复习进修的
复数：refreshers
BNC.21436 / COCA.23055
英英释义
noun
- a course that reviews and updates a topic for those who have not kept abreast of developments
- a drink that refreshes
- he stopped at the bar for a quick refresher
- a fee (in addition to that marked on the brief) paid to counsel in a case that lasts more than one day