beg the question

Từ điển Oxford Advanced Learner 8th

beg the ˈquestion idiom
1. to make sb want to ask a question that has not yet been answered
•All of which begs the question as to who will fund the project.
2. to talk about sth as if it were definitely true, even though it might not be
•These assumptions beg the question that children learn languages more easily than adults.
Main entry: ↑beg_idiom