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 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。
• This crude dichotomy misses the nub of the issue: that the benefits of growth have been unevenly, and often unfairly, spread around.
  这一粗糙的两分法忽略了问题的核心：经济增长好处的分配并不均衡，往往也不公平。
• The worst thing about the wireless mouse has got to be that damn dongle& this tiny little nub hogs up one of the few USB ports on my PC.
  无线鼠标最令人讨厌的地方无外乎那个可恨的接收器，这个小玩意占据了我电脑上为数不多的USB口中的一个。
• 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。
• 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。
• The nub of the problem for the Republicans is this: since 2000 there has been a striking disparity between growth in productivity and gross domestic product on the one hand and growth in wages for the average American worker on the other.
  共和党问题的症结是：自2000年以来，生产率和国内生产总值（gdp）的增长，和普通美国工人的工资增长之间的差异非常显著。
• That, I think, is the nub of the problem
  我想那才是问题的要害。
• 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；
• And that's the nub of the matter.
  而这是问题的关键所在。