1. come by something
英語 "という言葉zdobywać coś"(come by something)集合で発生します。
phrasal verbs2. come by
good relationships are hard to come by.
Where did you come by this old paiting in the livingroom?
Come by whenever you wish. / I'll come by after work and see if you need any help. / How did you come by that Rolex?