missing g link缺少的环节
the missing link失落的链接;缺少环节;进化缺环;失落的环节
BBC The missing link进化缺环
Requiem for a Missing Link唱片名
Judging from the present situation, it’s not possible and also not necessary to unite the popular names. The popular names will continue to maintain the phenomena of diversify and missing link in a long period.
从目前的现状来看,对通称的使用实现全社会一致化是不可能,也是没有必要的,通称的多样化与缺环现象将长期存在。
参考来源 - 改革开放以来的社会通称用语研究N-COUNT（可数名词） The missing link in a situation is the piece of information or evidence that you need in order to make your knowledge or understanding of something complete. 缺少的环节; 指为完全理解某事尚需知道的一则信息或证据 [usu sing]
We're dealing with probably the biggest missing link in what we know about human evolution.
我们正在解决的可能是我们所知的人类进化过程中缺失最大的一环。