AI Dictionary & Vocabulary App "DiQt"

Last Updated：2025/12/08

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Cartographers in the 18th century often measured longitudes relative to the Ferro meridian.

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Source Sentence

Cartographers in the 18th century often measured longitudes relative to the Ferro meridian.

18世紀の地図製作者たちはしばしば経度をエル・イエロ島の本初子午線を基準に測定していた。