jī máo dǎn zi / dǎn huī / tè bié / gān jìng / tā / shì / yòng / zhēn / jī máo / zuò / de鸡毛掸子掸灰特别干净,它是用真鸡毛做的。A feather duster works really well for cleaning dust, as it's made of real feathers.