| 词汇 | pentad |
| 释义 | Definition of pentad in English:pentadnoun ˈpɛntadˈpɛnˌtæd technical
OriginMid 17th century: from Greek pentas, pentad-, from pente 'five'. Definition of pentad in US English:pentadnounˈpenˌtadˈpɛnˌtæd technical
OriginMid 17th century: from Greek pentas, pentad-, from pente ‘five’. |
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