Advanced as in bone up Improve or refresh one's knowledge or skills, similar to the expression "bone up." Clear All
3 Example Sentences Showcasing the Meaning of 'Polish Up'
The chef took a moment to polish up his knife skills before the cooking competition.
The historian needed to polish up on the details of the ancient civilization for the research paper.
Before the presentation, the speaker took some time to polish up on public speaking techniques.
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