英语词汇“up on”的读音、翻译、释义、用法及例句-青年旅行网

词汇	up on
释义	up on someone or something Fig. knowledgeable about someone or something. Ask Tom about the author of this book. He's up on stuff like that.
随便看	relevant reliable reliance reliances reliant relic relics relict relicts relied relief reliefs relies relieve relieved relieves relieving religion religions religious reline relinquish relinquished relinquishes relinquishing 大溪老街大溪木器街大溪老街大溪古镇三坑子老街富冈老街富冈老街杨梅老街枫树村坑口社区彩绘村徐日升日记徐时栋徐昂发徐昌图徐映玉徐春甫徐昭佩徐昭华徐显卿徐晃 2017呼伦贝尔杜鹃节从四月开始，辽宁这几处杜鹃花海等着你 2017年梵净山杜鹃花 2017台州天台山杜鹃花 2017金佛山杜鹃花节 2017达尔滨湖杜鹃节 2017肥北城海棠花节 2017年莫愁湖海棠花会 2017北京海棠花节几月开贵阳到梵净山怎么坐车（高铁、直达客车、大巴车等）荷包红鲤鱼马兰头蒸饭鄱阳米饺鄱阳炒粉索面银鱼羹炒米粉板栗烧肉三清山腊鸭

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up on someone or something