1. 1〔数学で〕a progression; a sequence (of numbers)
    • 等差数列
    • (an) arithmetical progression [sequence]
    • 等比数列
    • (a) geometric progression [sequence]
    • 有限[無限]数列
    • a finite [an infinite] sequence of numbers
  1. 2〔いくつかの列〕
    • 選手団は数列になって行進した
    • The team of athletes marched in several lines.
    • 数列のいすが並んでいた
    • Chairs were arranged in several rows./There were several rows of chairs.(▼lineは縦列,rowは横列)