单词	密封腔
释义	密封腔医annular seal space
随便看	Chief Signal Officer chief signature chief skilled worker chiefs of police chief spiker Chief Staff Officer Chief Staff Officer Youth Volunteers chief stage decorator chief station chief stevedore Chief steward chief stoker Chief Storekeeper Chief Stores Officer Chief Strategic Systems Executive chief strategy officer chief studies chief superintendent chief superintendent nurse Chief Superintendent of Armament Supply chief superintendents chief supervision engineering chief supervisor chief supervisor of artistic manufacture chief supplies officer