灰尘
近义词与同义词
按词义分组列出，使用时请结合具体语境。
fine powdery material such as dry earth or pollen that can be blown about in the air; "the furniture was covered with dust"
free microscopic particles of solid material; "astronomers say that the empty space between planets actually contains measurable amounts of dust"
基本解释
尘土打扫～。