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BNC: 0 COCA: 41313

naphthalene

noun
/ˈnæfθəliːn/, /ˈnæpθəliːn/
/ˈnæfθəliːn/, /ˈnæpθəliːn/
[uncountable] (chemistry化学)
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  1. a substance used in mothballs (= used for keeping moths away from clothes) and in industrial processes萘(用于制作卫生球等)
    Word Originearly 19th cent.: from naphtha + -ene, with the insertion of -l- for ease of pronunciation.
BNC: 0 COCA: 41313
BNC: 0 COCA: 41313
BNC: 0 COCA: 41313
naphthalene
Chemical substances used for making something:acetate, acrylic, glycerine...

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