straightaway       
 adverb uk/ˌstreɪt.əˈweɪ/ us/ˌstreɪt̬.əˈweɪ/
B1 立即,马上
immediately
  We don't have to go straightaway, do we? 我们用不着马上就走,是吧? 
 straightaway       
noun [ C ] US uk/ˌstreɪt.əˈweɪ/ us/ˌstreɪt̬.əˈweɪ/ (mainly UK straight)
 直道,直线跑道
the straight part of a racetrack (= the track on which competitors race)
  And the runners are just coming up to the straightaway. 选手们刚跑上最后一个直道。