friction-gearing
friction-proof frictional Frictional and structural unemployment frictional electricity Frictional unemployment frictionless friday fridge Friedman, Milton (1912-) friend friendless friendlessness friendliness friendly friendship frier frieze frig frigate frigate-bird frige frigging fright frighten frightened frightening frightful frightfully frightfulness |
friction-gearing /'frikʃn,giəriɳ/
danh từ
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