英语词汇“refinement courses”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	refinement courses
释义	refinement courses 精品课程
随便看	less commission less common less-common less-common element less common exchanger less common light metal less commonly less common metal less-common metal less-competitive less-complicated less consumable electrode less container load less-controversial less cost less-costly less credit-worthy debtor less crowded less-crowded less-dangerous less-demanding less-dense less-desirable less developed less-developed