Hypernyms:accelerator catalyst
Inherited Hypernyms:platinum blackcatalystactivatorsubstancematterphysical entityentity
Inherited Hypernyms:platinum blackcatalystactivatorsubstancepartrelationabstractionentity
| 单词 | platinum black |
| 释义 | Platinum Black nnoun.substancea fine black powder of platinum; used as a catalyst in chemical reactions Hypernyms:accelerator catalyst Inherited Hypernyms:platinum blackcatalystactivatorsubstancematterphysical entityentity Inherited Hypernyms:platinum blackcatalystactivatorsubstancepartrelationabstractionentity |
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