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

• 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。
• This lacuna needs to be filled.
  这一空白有待填补。
• The reason that the zero synergy or negative synergy engendered is that the structure lacuna of the new corporation or risk loses going with the M& A;
  并购并不必然产生正协同效应，并购产生零协同效应或负协同效应的原因是并购后新企业的结构缺陷或并购中存在的风险损失；
• Our increased awareness of the scarcity value of environmental resources makes this lacuna especially troubling.
  我们对环境资源稀缺价值意识的增强，让这种忽略令人尤为担心。
• 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 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。
• 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 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。
• 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。
• The method has been applied to the practical ICT image processing systems and the image quality is improved, the accuracy of the lacuna detection is improved.
  将该方法应用于ICT图像处理系统中，提高了图像质量，增加了缺陷判断的准确性。