sesquisulphideWiktionary 原文英美构词拆解sesquisesqui-前缀sulphidesulphide词干sesqui-1½; 1½ times · In a ratio of 1 and 1/x to 1词源说明From sesqui- + sulphide.释义名词noun1(chemistry) Any sulphide containing three sulphur atoms for every two metal atoms.同族词派生词 2phosphorus sesquisulfide·phosphorus sesquisulphide