与"frictional sound"相近的词条

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• frictional electricity
• frictional force
• frictional lichenoid eruption
• frictional noise
• frictional resistance
• frictional sound
• frictionless
• frictionless air table
• Friday
• Friday 13th
• Friday Destructive
• Fridays
• Fridenberg chart
• fridenberg test card
• Fridenberg's chart
• Fridenberg's test

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