英语词汇proficient in speaking怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	proficient in speaking
释义	proficient in— 精于 proficient — 精通 • 纯熟 • 谙练 • 博识 proficient (in sth)— 通晓 in-— 非 in prep — 中 prep • 于 prep • 其中 prep 2-in-1— 二合一
随便看	crying out crying out for crying out for help crying out loud crying over a crying over spilled milk crying over spilt milk crying shame crying so loud crying sound of child crying tears crying that cry loudly cry me a river cryning cry of cry of a crane or wild goose cry of alarm cry of anguish cry of distress (cry of encouragement) (cry of encouragement) cry of fear cryogenic air cryogenic air separation

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

proficient in—