Question

gratuitous 【gratuitous】adj.不需要的Her advice was quite gratuitous; I can think for myself.她的忠告相当不需要；我会为自己着想。

Accepted Answer

[ɡrə'tuːɪtəs] 
gratuitousunnecessary and unwarranted
Gratuitous means "without cause" or "unnecessary." Telling ridiculous jokes at a somber occasion would be a display of gratuitous humor.
Gratuitous can be used to refer to something that’s unnecessary and mildly annoying. If a friend frequently gives you fashion tips, even though you’ve expressed no interest in receiving them, you’d be correct in labeling her advice as gratuitous. In addition, gratuitous can be used to indicate that something is not only unnecessary but also inappropriate. Some people claim that some films and video games contain gratuitous violence — that is, violence that is excessive and offensive.
All forms of 'gratuitous' will appear on average once every 1915 pages.gratuitouslygratuitousgratuity

Front	gratuitous
Pron	[ɡrə'tuːɪtəs]
Back	【gratuitous】 adj.不需要的 Her advice was quite gratuitous; I can think for myself. 她的忠告相当不需要；我会为自己着想。
Vocab	gratuitousunnecessary and unwarranted Gratuitous means "without cause" or "unnecessary." Telling ridiculous jokes at a somber occasion would be a display of gratuitous humor. Gratuitous can be used to refer to something that’s unnecessary and mildly annoying. If a friend frequently gives you fashion tips, even though you’ve expressed no interest in receiving them, you’d be correct in labeling her advice as gratuitous. In addition, gratuitous can be used to indicate that something is not only unnecessary but also inappropriate. Some people claim that some films and video games contain gratuitous violence — that is, violence that is excessive and offensive. All forms of 'gratuitous' will appear on average once every 1915 pages. gratuitously gratuitous gratuity

Gratuitous Unnecessary Advice Violence ɡrə'Tuːɪtəs Adj.不需要的 I 她的忠告相当不需要；我会为自己着想