英语词汇proficient knowledge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 knowledge
释义	proficient — 精通 • 博识 • 谙练 • 纯熟 knowledge n — 识 n • 认识 n • 了解 n • 知識 n • 智 n • 智慧 n • 见闻 n • 闻见 n • 学问 n • 耳目 n
随便看	general description general design general design guidelines general destination general details general deterioration General deterioration general determination general deterrence general development general development plan general device general diagnostic general diagram general difficulty general dimensions general diploma general direction general direction environment General direction for General direction for General Director General Director General Directorate General Directorate

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 —