lacuna

英 [ləˈkjuːnə]

美 [ləˈkjuːnə]

n.  (文章、思想、理论等中的)缺漏，脱漏，空白，阙如

医学

BNC.32501 / COCA.30115

牛津词典

noun

• （文章、思想、理论等中的）缺漏，脱漏，空白，阙如
  a place where sth is missing in a piece of writing or in an idea, a theory, etc.

柯林斯词典

• N-COUNT （文件、论点等中对重要问题的）缺漏，脱漏，遗缺
  If you say that there is alacunain something such as a document or a person's argument, you mean that it does not deal with an important issue and is therefore not effective or convincing.
  1. There are still major lacunae in the material available.
     手边的材料依然存在严重缺漏。

英英释义

noun

• an ornamental sunken panel in a ceiling or dome
  Synonym:coffercaisson
• a blank gap or missing part
  Synonym:blank

双语例句

• There are a couple of reasons for this lacuna but the most important is that the bank's archives, which have lain mostly unexplored at various locations around Genoa for more than two centuries, were not readily accessible.
  出现这种空白现象的原因有很多，但最重要的一个是，在热那亚周围各地尘封了2个多世纪之久的银行档案并不容易得到。
• The peculiar therapy is one of the climatic therapeutics which could make up for the lacuna of traditional medical treatment.
  它是一种能弥补传统医疗缺陷的天然康复方法中的气候疗法。
• The second part analyzed the actual system of evaluation of government achievement and the lacuna of the new system.
  第二部分主要对现行政府政绩评估体系和新体系的弊端进行了分析。
• The rate of the empty lacuna increased with the time of experiment.
  且骨陷窝空虚率随用药时间的延长而增加。
• There was so much very deep lacuna in his crude big hands.
  粗糙的大手上一道道很深的裂口。
• Owing to its effect of the surface and intrinsic lacuna, carbon nanotubes have perfect reactive ability than other allotrope of graphite.
  碳纳米管的表面效应和管壁中存在有大量的拓朴学缺陷，使碳纳米管的表面本质上比其它的石墨变体有更大的反应活性。
• Lacuna Position Sensor System of TIG Welding Rapid Prototyping Metallic Object
  TIG焊快速制造金属体缺陷定位传感系统
• The Activity based-Costing of Aluminum Electrolysis enterprises that is investigated in this paper has fetched up the lacuna of Aluminum Electrolysis Industry, so it has clear practical and social significance.
  本文研究的电解铝企业作业成本控制弥补了电解铝行业的空白，具有较强的实践意义和社会意义。
• There are still major lacunae in the material available.
  手边的材料依然存在严重缺漏。
• Area of bone lacuna was calculated after a week.
  骨片培养一周之后，骨片在数码显微镜下拍照并计算出骨陷窝面积。