also substandard
A sub-standard service or product is unacceptable because it is below a required standard.
Residents in general are poor and undereducated, and live in sub-standard housing.
ADJ
also substandard
A sub-standard service or product is unacceptable because it is below a required standard.
Residents in general are poor and undereducated, and live in sub-standard housing.
ADJ
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006