漫射天花板diffuser: diffuser, diffusor n. ...ceiling: n. 1.天花板,頂板,頂篷。 2.(墊船底的)隔板,艙 ...ceiling diffuser: 頂棚空氣散流器; 頂棚散流器; 天花板擴散型出風口ceiling air diffuser: 頂棚空氣散流器ceiling light diffuser: 頂燈散光罩下載手機詞典可隨時隨地查詞查翻譯