octave

octave
[ˈɒktɪv]
noun
  1. (Music)a series of eight notes occupying the interval between (and including) two notes, one having twice or half the frequency of vibration of the other
    (乐)八度音阶
    ■the interval between these two notes
    八度程
    ■each of the two notes at the extremes of this interval
    (八度音程中的)首音;尾音
    ■these two notes sounding together
    八度和音
  2. a group or stanza of eight lines; an octet
    八行诗节;八重奏;八重唱
  3. the seventh day after a Church festival
    教会节日后的第七天
    ■a period of eight days beginning with the day of such a festival
    (从教会节日算起的)八天周期
  4. (Fencing)the last of eight parrying positions
    (剑)(击剑防守姿势的)第八式
  5. (Brit.)a wine cask holding an eighth of a pipe
    (英)(容量为八分之一大酒桶的)酒桶
常用词组
law of octaves
  1. (Chemistry, historical)
    (化 史)。 见 Newlands
语源
  1. Middle English (in sense 3): via Old French from Latin octava dies 'eighth day'
英语宝典
考试词汇表