英语词汇“improve upon”的翻译、意思、用法、释义-英汉双解词典-礼仪网

单词	improve upon
释义	请查阅词条：improve on/upon
随便看	pitch invasion pitch invasions pitch in with pitch kettle pitch-kettled pitch knot pitch length pitch-like pitch line pitchman pitch mark pitch-mark pitchmen pitch meter pitch-notation pitch note pitch-off pitch of the ball pitch-oil pitch on pitch oneself pitch oneself against pitch opal pitchout pitch out 宣叙调宣召宣告宣和宣布宣德宣战宣扬宣教宣明 Reststrom Reststück Resturlaub Restverlust Restvolumen Restwert Restwert Restwärme Restwärmeverlust Restzementit