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

• This lacuna needs to be filled.
  这一空白有待填补。
• The correlative coefficient between all the patterns and great or small size or lacuna infarction had obvious difference.
  各种证型与大面积、局灶性、腔隙性梗死的相关系数有明显的区别。
• 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。
• Group B, the cartilage cell in cartilage lacuna, the organelle is less than group C.
  B组软骨细胞位于软骨陷窝中，细胞器较C组查差，可见线粒体空泡，有脂滴形成。
• 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
• Owing to connaturally cultural difference, barriers are of great ineluctability in translation, in which cultural lacuna is one of the most knotty ones.
  由于不同文化之间的固有差异，在翻译过程中不可避免地会产生一些障碍，文化缺项就是其中之一。
• Result There were the different histological characters between human bone and animal bone in the outer and inner circumferential lamellae, interstitial lamellae, osteons, bone lacuna.
  结果内、外环骨板，骨单位，骨细胞的显微镜下的结构，人类与动物存在明显差别。
• Conclusion Atomic force microscopy can help analyze the three-dimensional configuration of calcium-phosphorus crystal and bone collagen as well as the canaliculi and lacuna.
  结论原子力显微镜可分析胶原蛋白和基质中钙-磷晶体的三维结构形态、骨小管和骨陷窝的三维构成及大小；
• The relationship between the night dipper and lacuna infarction in patients with hypertension
  高血压患者血压夜间谷值变化与腔隙性脑梗死的关系
• 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。