graduation mark英语标准发音：graduation mark英式发音：美式发音：翻译中文刻度线graduation mark - 基本释义[词典1]N.[名词]分度符号；分（刻）度线graduation mark - WEB词典graduation mark分度符号分度符号Mark graduation分度线 参考资料： 1.百度翻译：graduation mark2.有道词典：graduation mark3.爱词霸：graduation mark
