gratuitous
adj. 无理由的,无端的;免费的
例句
There's too much crime and gratuitous violence on TV.
电视上充斥着过多的犯罪与无端的暴力。
《柯林斯英汉双解大词典》
And I think it's just totally gratuitous. It's mindless.
我认为这就是完全无偿。这是盲目的。
With the climate crisis deepening, Britain can't afford this amount of gratuitous waste.
因为气候危机越来越严重,英国承担不起如此大量的不必要的浪费。