| 单词 | first polar |
| 释义 | Definition of first polar in English:first polarnoun Mathematics
OriginMid 19th century; earliest use found in Augustus De Morgan (1806–1871), mathematician and historian. Definition of first polar in US English:first polarnoun Mathematics
OriginMid 19th century; earliest use found in Augustus De Morgan (1806–1871), mathematician and historian. |
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