irrelevancy

The judge dismissed the lawyer's argument because of its complete irrelevancy to the case.

(Chinese) 法官驳回了律师的论点，因为该论点与案情完全无关。

In the age of digital streaming, physical CDs have faded into practical irrelevancy for many.

(Chinese) 在数字流媒体时代，实体CD对许多人来说已经变得无关紧要了。