petrochemicalKK [ˏpɛtroˋkɛmɪkəl] /ˌpɛtɹoʊˈkɛmɪkəl/發音名詞1石化產品、石油化學製品常用複數Plastics and synthetic fibers are made from petrochemicals.塑膠和合成纖維都是用石化產品製成的。形容詞1石化的、石油化學的The petrochemical industry employs thousands of workers in this region.石化業在這個地區雇用了數千名工人。