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首页 > 英汉词典 > at work upon

at work upon

英 [at work upon]
美 [at work upon]

中文释义

从事于, 忙于

单词分析

单词结构:

at work upon

字母数:12

记忆提示

🎯 重点记忆:

  • 单词拼写:at work upon
  • 核心含义:从事于, 忙于

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更新时间:2026-01-30 02:35:04

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