profitably [ˈprɑfɪtəblɪ]

例句:

• In fact he could scarcely have spent his time more profitably.
  事实上，他几乎已最大程度地利用了他的时间。
  
• The 28 French stores are trading profitably.
  这28家法国商店在盈利。
  
• They thought they should occupy their leisure more profitably.
  他们觉得应当更好地利用空闲时间.
  
• The drug business is operating as smoothly and profitably as ever.
  来自NEWYORKER
• So this also tells you where the candidates might profitably spend their time.
  来自SA
• But most of the tar sands lie too deep to be mined profitably.
  来自NEWYORKER