词汇	国籍不明的飞机
释义	国籍不明的飞机 an unidentified aircraft
随便看	catalytic air-steam reformer catalytica kinetic fluoremetry catalytical catalyticalally catalytical combustion catalytical discoloring spectrophotometry catalytical hydrogenation catalytic alkylation catalytically cracked gas catalytically cracked gasoline catalytically cured adhesives Catalytically grown carbon catalytically inert Catalytically oxidize catalytically oxidizing catalytically selective oxidation catalytically synthesized catalytical mechanism Catalytical oxidation catalytic amine catalytic amorphous glass fibre catalytic amount catalytic analysis catalytically catalytically bactericidal process