grist

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++grist /ɡrɪst/ noun  (all) grist to the mill British English, (all) grist for the mill American EnglishMORE/EXTRA something that is useful in a particular situation 有用的东西；有利的事情 Any publicity is good – it’s all grist to the mill. 任何宣传都是好的——它总能起到作用。

Examples from the Corpus

grist• In fact, all the events' of daily life are grist to the mill of these popular singers.• Writers of all ages see particulars of their lives as grist for the mill, as resources for writing.• If the guest was a bore, he or she unwittingly became grist for the act.Origin grist Old English “grain to be broken into small pieces”

grist nounChinese  

situation a in Corpus that particular useful something is

grist
grist /ɡrɪst/ noun(all) grist to the mill British English, (all) grist for the mill American English something that is useful in a particular situation:
    Any publicity is good – it’s all grist to the mill.

gristBrE /ɡrɪst/ 🔊NAmE /ɡrɪst/ 🔊 noun●(all) grist to the/sb's ˈmill(BrE) (NAmE(all) grist for the/sb's ˈmill) something that is useful to sb for a particular purpose 对…有用的东西（或有利的事）◆Political sex scandals are all grist to the mill of the tabloid newspapers. 政界的性丑闻对通俗小报总是多多益善。🔊🔊