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单词 napier's bones
释义
Napier'S Bones
nnoun.artifacta set of graduated rods formerly used to do multiplication and division by a method invented by John Napier
Domain Usage:pluralplural form
Synset:Napier's bones Napier's rods
Hypernyms:calculating machine calculator
Inherited Hypernyms:napier's bonescalculatormachinedeviceinstrumentalityartifactwholeobjectphysical entityentity
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更新时间:2024/9/20 19:55:20