room for improvement idiom
C1 改进的余地；进步的可能
a possibility or hope that someone or something will improve
Her writing is better but there is still room for improvement. 她写得比以前好多了，但是仍有改进的余地。
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。