staff sergeant به انگلیسی
From Longman Dictionary
staff ˌsergeant noun [countable, uncountable]
a lower rank in the army or the US Air Force or Marines, or someone who has this rank
یک رتبه پایین تر در ارتش یا نیروی هوایی یا تفنگداران دریایی ایالات متحده، یا کسی که این رتبه را دارد
Example
Carter, a staff sergeant who worked in a Los Angeles tire facility after the war, passed away in 1963
Turner exchanged a glance with his staff sergeant