1. 無(wú)理由的；不必要的；無(wú)緣無(wú)故的 If you describe something as gratuitous, you mean that it is unnecessary, and often harmful or upsetting.
gratuitous的意思
e.g. There's too much crime and gratuitous violence on TV. 電視里充斥著(zhù)犯罪和無(wú)端的暴力。 e.g. ...his insistence on offering gratuitous advice. 他堅持要提供一些無(wú)謂的建議
gratuitously They wanted me to change the title to something less gratuitously offensive. 他們希望我將題目修改一下，以免顯得太過(guò)冒犯。
gratuitous英英釋義
adj
1. without cause
e.g. a gratuitous insult
2. unnecessary and unwarranted
e.g. a strikers' tent camp...was burned with needless loss of life