365bet中国官方网站

  • word of the day

    three-centered arch

    three-centered arch - 365bet中国官方网站 definition and meaning for word three-centered arch

    Definition
    (noun) a round arch whose inner curve is drawn with circles having three centers
    Synonyms : basket-handle arch

  • Word used in video below:
    text: hey well that isn't my arch nemesis yes
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