The hijackers were heavily disguised.

英 美
  • 劫持者伪装得严严实实。
  • disguised vt.掩饰;假装;假扮n.伪装;伪装物
  • heavily adv.重重地;沉重地;沉闷地;猛烈地;厉害地;稠密地
  • the art.那;这;这些;那些adv.(用于比较级前)更加;用于最高级前;(用于形容词、副词比较级前)越...越...
  • were v.是,在,有(be动词的复数过去式)