straightaway [ 'streitə,wei ]

• n. a straight segment of a roadway or racecourse

  同义词： straight

• adj. performed with little or no delay

  "a straightaway denial"

  同义词： immediate prompt quick

• adv. without delay or hesitation; with no time intervening

  "found an answer straightaway"

  同义词： immediately instantly straight off directly now right away at once forthwith in real time like a shot

以上来源于: WordNet