know what one's talking about

[know what one's talking about]
[know what one's talking about]

中文释义

凿凿有据地讲话

单词分析

单词结构:

know what one's talking about

字母数:29

记忆提示

🎯 重点记忆:

  • 单词拼写:know what one's talking about
  • 核心含义:凿凿有据地讲话