one-time [ˈwʌnˌtaɪm]

例句:

• He beat up on my brother's kid one time.
  他有一次殴打了我哥的孩子。
  
• One time I forgot and walked over three drains.
  来自BBC
• This was not a one-time lapse in impulse control.
  来自THETIMES
• She's 87 years old, and a one-time member of the Ziegfeld Follies.
  她现年87岁，曾经是齐格菲尔时事讽刺剧团的成员之一。
  
• At one time 400 men, women and children lived in the village.
  曾经有400个男人、女人和孩子居住在村子里。
  
• Surley this can not have been a one-time action.
  来自SA