be proficient in pro

查询英语单词中文释义、音标、发音和例句。

be proficient in professional and technical work
英 [be proficient in professional and technical work]
美 [be proficient in professional and technical work]

中文释义

精通业务和技术

单词分析

单词结构：

be proficient in professional and technical work

字母数：48

记忆提示

🎯 重点记忆：

  • 单词拼写：be proficient in professional and technical work
  • 核心含义：精通业务和技术

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更新时间：2026-09-02 02:36:50