I felt as if I had made an outrageous howler.我觉得自己似乎犯了个不可容忍的低级错误。The car came a howler on the road.车在途中出了事故.When Errol flies away after delivering the howler his wing hits Hermione's head.埃罗尔送完吼叫信飞走时,它的翅膀打到了赫敏的头....
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...