or expand upon
If you expand on or expand upon something, you give more information or details about it when you write or talk about it.
The president used today’s speech to expand on remarks he made last month.
PHRASAL VERB : V P n
or expand upon
If you expand on or expand upon something, you give more information or details about it when you write or talk about it.
The president used today’s speech to expand on remarks he made last month.
PHRASAL VERB : V P n
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006