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1. Oxford Dictionary

   carboxylic acid

   • IPA[ˌkɑːbɒkˈsɪlɪk]

   英式

   • n.
     an organic acid containing a carboxyl group. The simplest examples are methanoic (or formic) acid and ethanoic (or acetic) acid.

   • noun: carboxylic acid, plural noun: carboxylic acids

2. • 更多解釋

   carboxylic acid

   • IPA[ˌkärbäkˌsilik ˈasəd]

   美式

   • n.
     an organic acid containing a carboxyl group. The simplest examples are methanoic (or formic) ...

   Oxford American Dictionary