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BNC: 23136 COCA: 19798

petrochemical

1 ENTRIES FOUND:
petrochemical /ˌpɛtroʊˈkɛmɪkəl/ noun
plural petrochemicals
petrochemical
/ˌpɛtroʊˈkɛmɪkəl/
noun
plural petrochemicals
Learner's definition of PETROCHEMICAL
[count] technical
: a chemical that is made from petroleum or natural gas石油化学产品

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