Domain Usage:trademark
Hypernyms:alloy metal
Inherited Hypernyms:invaralloymixturesubstancematterphysical entityentity
Inherited Hypernyms:invaralloymixturesubstancepartrelationabstractionentity
| 单词 | invar |
| 释义 | Invar nnoun.substancean alloy of iron and nickel having a low coefficient of thermal expansion; used in tuning forks and measuring tapes and other instruments Domain Usage:trademark Hypernyms:alloy metal Inherited Hypernyms:invaralloymixturesubstancematterphysical entityentity Inherited Hypernyms:invaralloymixturesubstancepartrelationabstractionentity |
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