to be able to use sth for a purpose, and get an advantage from doing so :
She'll be able to put her languages to good use in her new job.
to be able to use sth for a purpose, and get an advantage from doing so :
She'll be able to put her languages to good use in her new job.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005