apertures 

  1. 名詞
aperture複數: 光圈,孔徑
孔, 洞
隙縫

    同義字詞
hole,opening,orifice,perforation

例句

  1. Apertures that are more circular are called pores.
  2. The rotating drum has various apertures for range.
  3. Which apertures are the best for each of my lenses?
  4. The cannon were removed and the apertures faired over.
  5. Equation () holds for both square and circular apertures .