foreign substance

英 [foreign substance]
美 [foreign substance]

中文释义

[化] 外来杂质; 夹杂物; 异物

单词分析

单词结构：

foreign substance

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：foreign substance
  • 核心含义：[化] 外来杂质; 夹杂物; 异物

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更新时间：2026-01-28 15:31:02