[ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词]多余的;过剩的;不必要的 Something that is superfluous is unnecessary or is no longer needed.
My presence at the afternoon's proceedings was superfluous...
我去参加下午的活动是多此一举。
I rid myself of many superfluous belongings and habits that bothered me.
我把很多无用的物品都丢掉了,并且改掉了一些让我烦心的习惯。
Oxford
su·per·flu·ous/suːˈpɜːfluəs;sjuːˈpɜːfluəs; NAmEsuːˈpɜːrfluəs/adjective( formal) more than you need or want 过剩的;过多的;多余的SYN
unnecessary
◆She gave him a look that made words superfluous.她看了他一眼,这已表明一切,无须多言了。▶su·per·flu·ity/ˌsuːpəˈfluːəti;ˌsjuːpəˈfluːəti; NAmEˌsuːpərˈfluːəti/noun[uncountable , singular ]( formal) su·per·flu·ous·ly/; NAmE/adverbsuperfluitysuperfluitiessu·per·flu·ous/suːˈpɜːfluəs;sjuːˈpɜːfluəs; NAmEsuːˈpɜːrfluəs/su·per·flu·ity/ˌsuːpəˈfluːəti;ˌsjuːpəˈfluːəti; NAmEˌsuːpərˈfluːəti/su·per·flu·ous·ly/; NAmE/