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单词 sextant
释义

sextant

noun
/ˈsekstənt/
/ˈsekstənt/
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  1. an instrument for measuring angles and distances, used to calculate the exact position of a ship or an aircraft
    Word Originlate 16th cent. (denoting the sixth part of a circle): from Latin sextans, sextant- ‘sixth part’, from sextus ‘sixth’.
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更新时间:2024/9/22 7:38:42