短語詞組短語brush h up on 溫習;復習brush h up on sth 復習Brush up on technology 在技術(shù)方面充電brush up on sth 復習;重新學習;重新溫習;溫習brush up on knowledge 充電brush up on review 復習;溫習brush up on something 復習brush up on detail 溫習復習 返回 brush up on