once and a while

英 [once and a while]
美 [once and a while]

中文释义

= every once in a while

单词分析

单词结构：

once and a while

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：once and a while
  • 核心含义：= every once in a while

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更新时间：2026-01-30 23:38:39