1. Rationale: <: is a legal digraph in it's own right, so <:: is interpreted as the same as [:. 理由:<:是一个合法的合体字符,它拥有自己的意义,因此<::被理解为[:。
2. A new method was proposed for grindability comprehensive evaluation of engineering ceramic materials based on the digraph theory in the graph. 提出了一种工程陶瓷材料磨削加工性综合评价的新方法。
3. The kings problems in semicomplete digraphs without vertices whose in-degree are zero and locally semicomplete digraph under some conditions are discussed chiefly in the paper. 其中,主要讨论了不包含内度为零的顶点的半完全有向图和满足若干条件下的局部半完全有向图中王的问题。
英英解释
n.
1. two successive letters (especially two letters used to represent a single sound: `sh' in `shoe')