词汇	椭圆裙活塞
释义	椭圆裙活塞 elliptical skirted piston
随便看	subject achievements subject a child to abuse subject a country subject activities subject aesthesia of movement subject age subject aims subject alternative subject analysis subject analysis and indexing subject analysis block subject analyst and indexer subject analytic subject analytical entry subject analytic card subject and connotation subject and content subject and identity subject and major setup subject and name-authority file subject and object Subject and Object Dualism Subject and Object in Translation subject and object technology subject and predicate