come by something

Từ điển tiếng Anh - Cambridge Advanced Learners Dictionary

come by sth phrasal verb [ came by sth comes by sth coming by sth ]
to get something, using effort, by chance or in a way that has not been explained
• Cheap organic food is still difficult to come by.
• I'd like to know how she came by that black eye.
Thesaurus⁺: ↑Getting, receiving and accepting ↑Capturing or taking possession of things
Main entry: come_{phrasal verb}