Crossword Genius

Shine in languages (6,6)

Ross

I believe the answer is:

french polish

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'shine' is the definition.
(I've seen this before)

I can't explain the rest of the clue.

Can you help me to learn more?

(Other definitions for french polish that I've seen before include "finish" , "bilingually" , "gloss? - with 14a" , "Shellac dissolved in alcohol, used on furniture" , "rub - with 15a" .)

I've seen this clue in The Globe and Mail.
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