improvement in

• The improvement in her appearance was startling .
  她的面容的美化十分惊人。
• There has been a measurable improvement in his work .
  他的工作已有很大改进。
• There is been a noticeable improvement in her handwriting .
  她的书法有了明显的进步。
• There is room for further improvement in your english .
  你的英语尚有进一步提高的余地。
• We shall be looking for an improvement in your work this term .
  我们期待你这学期功课进步。
• I see little prospect of an improvement in his condition .
  我看他的情况没有什么改进的希望。
• Mankind has undergone no general improvement in intelligence or morality .
  人类在智力或道德方面并没有普遍地长进。
• Improvement in terms of trade is limited as competition erodes price .
  由于竞争压低了价格，贸易条件的改善就受到限制。
• It has made me to consider improvements in hand as the greatest of nuisances .
  这使我认为亲手去做改造工作是最讨厌不过的事情。
• Large improvements in potential yields of maize have occurred through breeding programmes .
  通过育种使玉米获得了很大的增产潜力。