史前怪物的展览幼稚可笑。The display of prehistoric monsters is comically naive.在城堡的进门处,守着两个凶猛的怪物.Two fierce griffins guarded the entrance to the castle.我出生时满背黑毛, 就像个怪物.I was born with black hair all over my back, like some sort of f...
氯氟甲烷主要使用在气溶胶喷雾罐和作为冷冻剂.The chlorofluoromethanes are used principally in aerosol spray cans and as refrigerants.在那里, 较冷的空气使冷冻剂冷凝,并在此过程中变热.There, cooler air condenses the refrigerant and becomes heated during the process.氢是...