365bet中国官方网站

  • word of the day

    arctic circle

    arctic circle - 365bet中国官方网站 definition and meaning for word arctic circle

    Definition
    (noun) a line of latitude near but to the south of the north pole; it marks the northernmost point at which the sun is visible on the northern winter solstice and the southernmost point at which the midnight sun can be seen on the northern summer solstice

  • Word used in video below:
    text: the nsf expedition to the arctic circle
    Download our Mobile App Today