英语短语词组词汇be up on的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	be up on
释义	be up on [口语]熟悉；精通，擅长
随便看	osteoarthropathy osteoarthrosis osteoblast osteoblastic osteoblastoma Osteoblastomas osteoblasts osteochondritis osteochondroma osteochondromas osteochondromatosis osteochondromyxoma osteochondrosarcoma osteochondrosis osteoclasis osteoclast osteoclastic osteoclastoma osteoclastomas osteoclasts osteocope osteocopes osteocranium osteocyte osteocytes

老街网英语短语词组词典共收录525608条英汉双解短语词组词条，基本涵盖了全部常用短语词组的翻译及用法，是英语学习的有利工具。