滤尘器 Traditional form: 濾塵器 Pinyin (reading): lüchénqì Definitions: dust filter Characters: 滤 - to filter, to strain 尘 - cinders, ashes, dust, dirt 器 - device, instrument, tool; receptacle, vessel Traditional characters: 濾 - to filter, to strain 塵 - cinders, ashes, dust, dirt 器 - device, instrument, tool; receptacle, vessel