count against somebody

Từ điển Oxford Advanced Learner 8th

ˌcount aˈgainst sb | ˌcount sth aˈgainst sb derived
to be considered or to consider sth to be a disadvantage in sb
•For that job her lack of experience may count against her.
•He has a criminal record but we hope that prospective employers won't count it against him.
Main entry: ↑count_derived