immaterial

Whether or not he intended to cause problems is immaterial.他是否有意制造麻烦并不重要。

The fact that she is a woman is immaterial and irrelevant.她是个女人这一事实并不重要，也不相干。

The judge did not admit the evidence on the grounds that it was immaterial.法官以证据无关紧要为由不予采信。