the basic practical details of something
某事的基本实用细节 (mou shi de ji ben shi yong xi jie)
"We discussed the nuts and bolts of the new software project."
"我们讨论了新软件项目的基本实用细节。" (wo men tao lun le xin ruan jian xiang mu de ji ben shi yong xi jie)
to become very excited or angry
in private; secretly
to focus on a smaller area or set of options
to deal with a problem when it arises, rather than worrying...
to gradually stop using or providing something
to suffer from a bad experience or mistake