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have been polishing
  • present perfect progressive of polish.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And workers have been polishing the star on the boulevard — near the Egyptian Theatre — etched with Saban’s name.

From Los Angeles Times • Mar. 19, 2017

This season a few schools have been polishing the platoon system into a fine art.

From Time Magazine Archive

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