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单词 reflecting circle
释义

Definition of reflecting circle in English:

reflecting circle

noun
historical
  • A navigational and surveying instrument that uses the same principle as the sextant but with a full circle rather than an arc.

Origin

Late 18th century.

Definition of reflecting circle in US English:

reflecting circle

noun
historical
  • A navigational and surveying instrument that uses the same principle as the sextant but with a full circle rather than an arc.

Origin

Late 18th century.

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更新时间:2025/1/14 12:30:22