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

短语	be up in
释义	be up in 熟悉，精通： You ought to be well up in children's diseases as you have studied them for eight years. 你对儿科疾病研究已有8年，按理应该很精通了。 [口语]熟悉；精通，擅长
随便看	echinoids Echinometridae echinomycin echinopluteus echinopsine Echinosteliaceae Echinosteliales echinostome cercaria Echinothuriidae Echinothurioida Echinozoa echinulate echinulately echinulation echinus echinuses echinuss Echiurida echiuroid Echo. echo echo amplitude echo area echo area. echo around

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。