英语词汇“grade retention”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	grade retention
释义	grade retention 留级
随便看	strengths and weaknesses strength-sapping strength-sappings strengths-based strength seam strength silver strengths-oriented strength specification strength-stress ratio strength test strength tester strength tester of resin sand strength testers strength testing strength-testing machine strength testing machine strength test method strength test of sand strength test pressure strength theories strength theory strength timber strength-to-density ratio strength-to-weight strength-to-weight ratio dyzh dyzj dyzjswzx dyzl dyzr dyzs dyzsj dyzt dyzw dyzy 安替非布林安期安枕安根子安检安歇安步当车安民安泰安澜