gratings
英
[ɡ'reɪtɪŋz]
美
[ɡ'reɪtɪŋz]
- 光栅
new
gratings的英文翻译是什么意思,词典释义与在线翻译:
英英释义
名词 grating:
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a barrier that has parallel or crossed bars blocking a passage but admitting air
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a frame of iron bars to hold a fire
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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