dust cleaner conveyor [土木建築工程]粉塵清除輸送機(jī)dust cleaner [環(huán)境] 除塵器；吸塵器dust catcher 除塵器dust cart dust bowl (n.) dust bowl 風(fēng)沙侵蝕區(qū)dust bin 垃圾箱dust bag 集塵袋；撒粉袋；過濾袋dust asthma [交通運(yùn)輸工程]塵埃性哮喘dust and ashes 塵土和爐灰；令人失望的事物dust absorption 吸塵dust abatement 除塵dust (n.) dust n. 灰塵；塵埃；塵土 vt. 撒；拂去灰塵 vi. 拂去灰塵；化爲(wèi)粉末 n. (Dust)人名；(德、俄)杜斯特dusky-red 暗紅色dusky-coloured adj.暗色的dusky-colored adj.暗色的dusky shark dusky ring [天文學(xué)]暗環(huán)dusky flycatcher