n.改进，改善，改良，增进，进步；（美）装修，改良措施；利用，活用；更优秀的人，更进步的人 变形： 复数：improvements 双语释义：n.(名词)[U]改进,改善,改良 action or process of improving; state of being improved[C]增加或修改; 整修 addition or alteration that improves sth or adds to its value英英释义： improvementn.the act of improvi