单词	Fonsi
释义	FonsiCOCA³¹⁵¹¹¹⁺⁴丰西
随便看	sound insulation enclosure sound insulation factor sound insulation floor construction sound insulation for buildings sound insulation for loss sound insulation function sound insulation glass sound insulation grading sound insulation in buildings sound insulation index sound insulation material sound insulation materials sound insulation measurement sound insulation of building sound insulation of the body of a coach sound insulation of walls sound insulation property sound insulation quantity sound insulation shell sound insulationsound proofing sound insulation standards for dwellings sound insulation system sound insulation test sound insulation testing room sound insulation value