代数拓扑中Acyclic Models有什么几何意义? - 知乎 用一句话概括methods of acyclic models, Up to homotopy, it's easy to map from free to acyclic 题主提到model category，实际上是误写了Spanier所定义的category of models，两者其实大相径庭。 巧合的是， model category（模型范畴） 其实可以为这个问题提供极好的范畴观点。
ACYCLIC在剑桥英语词典中的解释及翻译 - Cambridge Dictionary Acyclic is used to describe a graph in which there is no cycle, or closed path An important class are the simple acyclic alcohols, the general formula for which is CnH2n+1OH
ACYCLIC 释义 | 柯林斯英语词典 - Collins Online Dictionary In solutions of orthophthalaldehyde polarography enables simultaneous following of concentrations of the unhydrated, acyclic monohydrated, cyclic hemiacetal forms
ACYCLIC Definition Meaning - Merriam-Webster -ˈsik-lik 1 : not occurring in periods or cycles acyclic gonadotropin secretion 2 : having an open-chain structure especially : aliphatic