英语词汇improve upon怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	improve upon
释义	请查阅词条：improve on/upon
随便看	siblings sic sicced siccing Sicilian Sicily sick sick and tired of sick as a dog sick at heart sick bay sick bays sickbed sickbeds sick day sick days sicked sicken sickened sickening sickeningly sicken of sickens sicker sickest

英汉双解词典包含109353条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。