| 词汇 | astronomer's staff |
| 释义 | Definition of astronomer's staff in English:astronomer's staffnoun historical
OriginMid 16th century; earliest use found in Robert Record (c1512–1558), mathematician. Definition of astronomer's staff in US English:astronomer's staffnoun historical
OriginMid 16th century; earliest use found in Robert Record (c1512–1558), mathematician. |
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