An arms race is a situation in which two countries or groups of countries are continually trying to get more and better weapons than each other.
N-SING
An arms race is a situation in which two countries or groups of countries are continually trying to get more and better weapons than each other.
N-SING
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006