brush up
第三人称
brushes up
现在进行时
brushing up
过去式
brushed up
过去完成时
brushed up
1
温习, 更新知识
to practice and improve skills or knowledge that one has learned in the past
及物动词
- The chef is brushing up on culinary techniques to stay updated.
厨师正在温习烹饪技巧以保持更新。
- It's a good idea to brush up on your driving skills before the road trip.
在公路旅行之前复习一下你的驾驶技能是个好主意。
- Students often brush up on math concepts before final exams.
学生们经常在期末考试前复习数学概念。
- The team is brushing up on safety protocols for the upcoming project.
团队正在为即将到来的项目复习安全协议。
- Before the exam, it's essential to brush the key concepts up.
考试前，复习关键概念是必不可少的。
2
擦亮, 清理
to make something better as if by polishing and removing dust
及物动词
- The jeweler carefully brushed up the silver necklace, removing any tarnish.
珠宝商仔细地擦拭了银项链，去除了任何污渍。
- She brushed up the picture frames to make them sparkle.
她擦拭了相框，使它们闪闪发光。
- He brushed up his work shoes every night to keep them looking sharp.
他每晚都擦亮他的工作鞋，以保持它们看起来锋利。
- Make sure to brush up any stones in the ring so they sparkle beautifully.
确保擦拭戒指上的所有石头，让它们美丽地闪耀。