首页英语词典gratinggrating英英释意

grating

英['greɪtɪŋ] 美['gretɪŋ]
  • adj. 刺耳的;磨擦的
  • n. [光] 光栅;摩擦,摩擦声;格子
  • v. 磨碎;擦响;激怒(grate的ing形式)

英英释意


1. a barrier that has parallel or crossed bars blocking a passage but admitting air
2. a frame of iron bars to hold a fire
3. optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum