基本解释[經濟學]催化臭氧轉換器英汉例句權威例句For example, the catalytic converter reduced the ozone.NPR: Study Says Ethanol Pollution Could Rival Gascatalytic ozone converter更多例句词组短语短語catalytic c ozone converter 催化臭氧轉換器catalytic ozone converter更多词组专业释义經濟學催化臭氧轉換器