石油化学 Save Sign in to save words Traditional (Taiwan): 石油化學 shíyóuhuàxué ㄕˊ ㄧㄡˊ ㄏㄨㄚˋ ㄒㄩㄝˊ petrochemistry Character by character 石(shí)surname Shi 油(yóu)oil 化(huà)make into 学(xué)learn A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0