语焉不详[yǔ yān bù xiáng]
词典\u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
词典not speak in detail：语焉不详。
词典mentioned but vaguely：语焉不详。
词典not elaborate：语焉不详。
911chaxun查询·英语单词
not speak in detail; mentioned but vaguely; not elaborate