形容詞 superfluous:

1. serving no useful purpose; having no excuse for being
   同義詞：otiose, pointless, wasted
2. more than is needed, desired, or required
   同義詞：excess, extra, redundant, spare, supererogatory, supernumerary, surplus

1. A superfluous word or phrase.
   冗詞多余的詞或短語
2. He has already been told, so our comments are superfluous.
   早就有人同他說過，所以我們的意見是多余的。