单词 | equator |
释义 | Word Frequency equator(ɪˈkweɪtə) noun 1. the great circle of the earth with a latitude of 0°, lying equidistant from the poles; dividing the N and S hemispheres 2. a circle dividing a sphere or other surface into two equal symmetrical parts 3. magnetic equator 4. astronomy celestial equator Word origin C14: from Medieval Latin (circulus) aequātor (diei et noctis) (circle) that equalizes (the day and night), from Latin aequāre to make equal |
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