as clean as a whistle

[as clean as a whistle]
[as clean as a whistle]

中文释义

光滑, 洁净

单词分析

单词结构:

as clean as a whistle

字母数:21

记忆提示

🎯 重点记忆:

  • 单词拼写:as clean as a whistle
  • 核心含义:光滑, 洁净