/grɪst; ˇrɪst/
n
1 [U] (arch 古) grain to be ground 待磨的谷物.
2 (idm 习语) grist to the/sb's `mill useful or profitable, esp in addition to or as a contribution to sth larger 有益的或有利的东西（尤指对某事物的补充或补助）
*I never refuse odd jobs to supplement my income it's all grist to the mill. 我为增加收入, 对于做零活总是来者不拒--多多益善.

n
[Language: Old English;Origin:'grain to be broken into small pieces']
(all) grist to the mill
BrE(all) grist for the millAmE
something that is useful in a particular situation
　Any publicity is good - it's all grist to the mill.