尘埃chén'āiTop 15000Meanings1. dustCharacters used尘dust埃dirtExamples1宇航服yǔhángfú保护bǎohù宇航员yǔhángyuán们men不会bùhuì因yīn和hé微小wēixiǎo宇宙yǔzhòu尘埃chén'āi碰撞pèngzhuàng而ér受伤shòushāng。Spacesuits protect astronauts from being injured from impacts of small bits of space dust.