retinue       
noun [ C usually singular, + sing/pl verb ] uk/ˈret.ɪ.njuː/ us/ˈret̬.ən.uː/
 (要人的)随行人员,扈从
a group of people who travel with an important person to help them
  The president travels with a large retinue of aides and bodyguards. 总统外出有一大群助手和保镖等随从。 
 Synonym: entourage