lacuna

lacuna
[ləˈkjuːnə]
(pl. lacunae -niː 或 lacunas)
  1. an unfilled space or interval; a gap
    空白,空隙
    the journal has filled a lacuna in Middle Eastern studies.
    该杂志填补了中东研究的一项空白。
    ■a missing portion in a book or manuscript
    (书或稿中的)脱漏
    ■(Anatomy)a cavity or depression, especially in bone
    (剖)(尤指骨)腔隙,陷窝
派生
lacunal
adjective
lacunary
adjective
lacunate
adjective
lacunose
adjective
语源
  1. mid 17th cent.: from Latin, pool', from lacus 'lake'
英语宝典
考试词汇表