to know something backwards

[to know something backwards]
[to know something backwards]

中文释义

完全了解, 了如指掌

单词分析

单词结构:

to know something backwards

字母数:27

记忆提示

🎯 重点记忆:

  • 单词拼写:to know something backwards
  • 核心含义:完全了解, 了如指掌