单词	product price differentials
释义	product price differentials 商品差价
随便看	negative temperature gradient negative temperature laser negative temperature maser negative temperature material negative temperature state negative temprature coefficient negative tendency negative tension negative term negative terminal negative territory negative test negative testimony negative test suite negative tetrahedron Negative texture negative theology negative therapeutic reaction negative thermal expansion negative thermal expansion coefficient negative thermal expansion material negative thermal expansion materials negative thermal ionization mass spectrometry negative thermion negative thermocline