煤製油 Save Sign in to save words Simplified: 煤制油 méizhìyóu ㄇㄟˊ ㄓˋ ㄧㄡˊ coal liquefaction Character by character 煤(méi)coal 製(zhì)manufacture 油(yóu)oil A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0