- improve
- 促: short; hurried; urgent
- 改进: improve; make better; better ...
- 改进: improve; make better; better; mend; improvement; perfection; melioration 改进书法 improve one's handwriting; 改进工作 make one's work better
- 敦促改善通知书: improvement notice
- 改进，改善；改进处: improvement n
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