Synset:flint glass
Hypernyms:optical glass
Inherited Hypernyms:optical flintoptical glassglasssolidmatterphysical entityentity
| 单词 | optical flint |
| 释义 | Optical Flint nnoun.substanceoptical glass of high dispersion and high refractive index Synset:flint glass Hypernyms:optical glass Inherited Hypernyms:optical flintoptical glassglasssolidmatterphysical entityentity |
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