defining

• It is ill to be defined .
  很难对它下定义。
• Joints are defined as a union between one bone and another .
  关节是指一个骨与另一个骨之间的连合。
• The intersection of the q1 and the q2 surfaces, defines a curve .
  Q1和q2曲面的交线定义了一条曲线。
• Clearly defined centrosomes have been observed in some cells .
  在一些细胞中观察到界限清楚的中心体。
• An almost lower bound is defined similarly as an almost upper bound .
  殆下界的定义与殆上界是类似的。
• A star is defined as the set of edges incident to a vertex .
  一个星形定义为关联于某个顶点的边的集合。
• The suspicion of an idea almost defined itself in his head .
  在他的头脑里一个模模糊糊的想法刚要显出轮廓。
• In everyday life we use this property to define straightness .
  在日常生活中我们运用这一特点来解释直线性。
• The outline is taken as that of the contour line defining its base .
  轮廓由确定它的底部的等值线表示出来。