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improve upon sth
meaning in Chinese
作出比...更好的东西, 对...作出改进, 改进, 超过
Related Words
improve fade
improved invisibility
improved goods
improve stove
improving furnace
improved reduce
improved variety
improved undercarriage
improve range
new improved ceresan
improve the working conditions
improve toughness
improve variety kinds of patent drugs
improve various kinds of patent drugs
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