not related or connected in any way 不相关的;无联系的 The two crimes are apparently unconnected. 这两起犯罪显然没有关联。 - unconnected with/to something
My resignation was totally unconnected with recent events. 我的辞职与最近的事件毫不相干。 The judge was unconnected with the company representatives. 法官跟公司的各位代表没有任何关联。 The question was unconnected to anything they had been discussing. 这个问题与他们的讨论毫无联系。
Oxford Collocations DictionaryUnconnected is used with these nouns:- reason