Moderate as in teach Improve or refresh one's knowledge or skills, similar to the expression "bone up." Clear All
4 Example Sentences Showcasing the Meaning of 'Polish Up'
In preparation for the debate, the debater decided to polish up on current affairs.
The coach encouraged the team to polish up their teamwork before the championship match.
In preparation for the debate, the student spent hours trying to polish up his argument.
The athlete hired a coach to help him polish up his swimming technique.
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