• “caoutchoucin”的英文意思

    “caoutchoucin”的英文意思

    单词 caoutchoucin 释义 caoutchoucin Chem.|katusn|[f. caoutchouc + -in.]A thin volatile oily liquid or empyreumatic oil, obtained from caoutchouc by dry distillation. It is composed of two polymeric hydrocarbons, caoutchin and isoprene.1863–72Watts Dict....

    2026-04-07
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