pona

英 [pona]
美 [pona]

中文释义

abbr. paraffin; olefin; naphthene; aromatic (test for petroleum octane rating) 链烷烃

单词分析

单词结构：

pona

字母数：4

记忆提示

🎯 重点记忆：

  • 单词拼写：pona
  • 核心含义：abbr. paraffin; olefin; naphthene; aromatic (test for petroleum octane rating) 链烷烃

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更新时间：2026-02-09 08:09:11