improvement

improvement
noun
  1. an example or instance of improving or being improved
    进步(或改善、增进)的例证
    an improvement in East–West relations.
    东西部关系改善的例证。
    ■[mass noun]the action of improving or being improved
    进步,改善,增进
    there's still room for improvement.
    还有改进的余地。
    ■a thing that makes something better or is better than something else
    改善物;进步物
    home improvements.
    家居改善品。
    it's an improvement on the last cake I made.
    这比我上次做的蛋糕好多了。
语源
  1. late Middle English emprowement (in the sense 'profitable management or use; profit'), from Anglo-Norman French, from emprower (see improve)
英语宝典
考试词汇表