Synonymer: chief, main, principal, dominant, key, peak, prime, senior, staple, premier
Sanctions imposed by the United States and the European Union mean that the world’s two major aircraft makers, Boeing (BA) and Airbus (EADSF), are no longer able to supply spare parts or provide maintenance support for Russian airlines.
It’s what you get when you don’t really care about qualifications for jobs like that, when you’re not picking people who are experienced, when your major qualification is personal fealty to Donald Trump,