improve的名词形式是improvement。improvement，意思是改进，改善，改良，增进，进步；（美）装修，改良措施利用，活用；更优秀的人，更进步的人，例句：there has already been a definite improvement.They're resea...
improve的名词形式是improvement。improvement，意思是改进，改善，改良，增进，进步；（美）装修，改良措施利用，活用；更优秀的人，更进步的人，例句：there has already been a definite improvement.They're resea...