rhumb line

名词 n.
中文释义

英文释义

名词 n.
  1. A line that cuts all meridians at the same angle, the path of a vessel that maintains a constant compass direction.
    — On portolan maps rhumb lines were all the go long before Mercator's time. […] It's a different matter putting a straight rhumb line on a map made for a round world. And on a map made for the whole world.

词形变化

rhumb lines plural
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