nub

英 [nʌb]

美 [nʌb]

n.  中心; 要点; 实质

复数：nubs　

BNC.20916 / COCA.21059

牛津词典

noun

• 中心；要点；实质
  the central or essential point of a situation, problem, etc.
  1. The nub of the matter is that business is declining.
     事情的实质是工商业在萎缩。

柯林斯词典

• N-SING (局势、问题或争论的)要害，核心，要点
  The nubof a situation, problem, or argument is the central and most basic part of it.
  1. That, I think, is the nub of the problem...
     我想那才是问题的要害。
  2. Here we reach the nub of the argument.
     现在我们谈到了争论的核心部分。

英英释义

noun

• the choicest or most essential or most vital part of some idea or experience
  1. the gist of the prosecutor's argument
  2. the heart and soul of the Republican Party
  3. the nub of the story
  Synonym:kernelsubstancecorecentercentreessencegistheartheart and soulinwardnessmarrowmeatpithsumnitty-gritty
• a small piece
  1. a nub of coal
  2. a stub of a pencil
  Synonym:stub
• a small lump or protuberance
  Synonym:nubble

双语例句

• The track of boundary points of nub regions is a circularity and nub region can be divided with the model of breakpoints combined with exercising on map.
  结节区域之间的分界点轨迹从理论上说是一个圆，在现实中可以用断裂点模型和图上作业相结合的方法进行区划。
• We ought to get down to the nub of the matter.
  我们该着手研究问题的症结所在。
• That, I think, is the nub of the problem
  我想那才是问题的要害。
• The indirect sign of PE were as follows: the abnormal signals and pour defects were found in the lung field of PE, the dilatation of the nub of obstructed pulmonary artery.
  间接征象为栓塞区肺野信号异常、灌注缺损、肺动脉截断残端血管增粗。
• The real nub of the problem is public indifference.
  这个问题的真正要害是公众的漠不关心。
• Regions consist of equal region and nub region and equal region can be divided with the methods of Taisen triangle, trend surface, clustering and so on;
  均质区域可用泰森三角形、趋势面、聚类分析等方法进行区划；
• Here we reach the nub of realism and its chief stumbling-point for prevailing opinion: its assertion of the innate defects of human beings.
  现在，我们点到了现实主义的要点，而对于这个观点的主要障碍是：关于人类天生缺陷的主张。
• The nub of the problem is our poor export performance.
  问题的关键是我们出口贸易方面太差。
• You got a damn nub!
  你个该死的笨蛋！
• Firstly, the thesis designed the system project, aerodynamic configuration, nub and actuator driving device; selected actuator, decelerator, feedback system and central controller.
  论文首先进行了系统方案、气动力布局、舵面及舵传动装置设计，对舵机、减速器、反馈系统及中央控制器进行了选型；