promptitude ['prɒmptɪˌtju:d]

例句:

• Their own promptitude in retreating at the critical moment saved them.
  他们自己在危急的时刻迅速退却,这才得以避免被歼灭.
  
• We must really insist upon greater promptitude in regard to deliveries.
  我公司必须慎重声明,一定迅速如期交货.
  
• A weak, nerveless fool, devoid of energy and promptitude.
  一个衰弱, 软弱无力的笨蛋, 缺乏敏捷的活力.