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moulin à prières 
  nm prayer wheel

Collaborative Dictionary     French-English
châle de prière pref. prayer shawl Reverso General Dictionary 
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'moulin à prières' also found in translations in English-French dictionary
mill n. 1) le moulin, 2) la fabrique Reverso General Dictionary 
powder mill n. le moulin à poudre Reverso General Dictionary 

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