

phenanthrene
Meanings
A tricyclic aromatic hydrocarbon obtained from coal tar; used in the manufacture of dyes, pharmaceuticals and explosives; it is isomeric with anthracene.
Related Words
hydrocarbon noun
/ˈhaɪdroʊˌkɑːrbən/ /ˈhaɪdrəˌkɑːrbən/
炭化水素
pharmaceuticals noun
/ˌfɑːrməˈsuːtɪkəlz/ /ˌfɑːrməˈsjuːtɪkəlz/
医薬品、薬剤
concentration noun
/ˌkɒnsənˈtɹeɪʃən/ /ˌkɑnsənˈtɹeɪʃən/