an·thra·qui·none /ˌæn(t)θrəkwɪˈnon, ˈkwɪˌnon/
  惙惙
  an·thra·qui·none /ˌæn(t)θrəkwɪnˈon, ˈkwɪnˌon/ 名詞
  恩昆
  An·thra·qui·none n.  Chem. A hydrocarbon, C6H4.C2O2.C6H4, subliming in shining yellow needles. It is obtained by oxidation of anthracene.
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