1. 无偿的,没有理由的：15. dislocate 使离开原来位置,打乱正常秩序 | 16. gratuitous 无偿的,没有理由的. | 17. debauch 使失落,放荡
2. 免费的：gratitude 感谢的心情 | gratuitous 免费的 | gratuity 赠物
3. 无根据的：gourmet美食家' | gratuitous无根据的a | gratuity赏钱,小费
4. 无偿的,无必要的：Ingenuous 直率的,坦白的 | Gratuitous 无偿的,无必要的 | Stagnant 停滞的,污浊的,愚笨的
1. 无理由的；不必要的；无缘无故的
If you describe something as gratuitous, you mean that it is unnecessary, and often harmful or upsetting.
e.g. There's too much crime and gratuitous violence on TV.
电视里充斥着犯罪和无端的暴力。
e.g. ...his insistence on offering gratuitous advice.
他坚持要提供一些无谓的建议
1. And by " definitively tied up " I mean in excruciating ways that ideally involve lots of gratuitous explosions.
2. Chinese officials have been on the receiving end of a lot of gratuitous advice.
3. In the Western media one indeed sees gratuitous criticism of China as a whole and its emission reduction efforts in general.
4. Gong has defended the movie's wardrobe against criticisms of gratuitous showing of flesh.
5. Bi's preoccupation with pain might appear gratuitous, considering he has not suffered much hardship to get where he is today.
adj
1. without cause
e.g. a gratuitous insult
2. danci.911cha.com
2. unnecessary and unwarranted
e.g. a strikers' tent camp...was burned with needless loss of life
Synonym: needless uncalled-for
3. costing nothing
e.g. complimentary tickets
free admission
Synonym: complimentary costless free gratis(p)