to polish up
[phrase form: polish]
01
改进, 完善
to improve something until it reaches a high level of quality or completeness
例子
The writer took a few months to polish the manuscript up before sending it to the publisher.
作家花了几个月的时间来润色手稿，然后才将其发送给出版商。
02
擦亮, 打磨
to rub or clean something to make it smooth and shiny
例子
You should polish your shoes up before the interview to make a good impression.
你应该在面试前擦亮你的鞋子以留下好印象。
