cleam

cleam

美  英

  • 网络清洁的

例句

Surface must be completely cleam. dry and free of dust and oil. If applied on plastic, polish the surface with sand paper to make it rough.

接合面必须清洁,干燥,无灰尘或油污,若是塑料物件,应先用砂纸打磨其表面,使之粗糙。