tetrathiomolybdateWiktionary 原文构词拆分tetra-前缀Four.+thiomolybdate词根/词干词源说明From tetra- + thiomolybdate.释义（英文）名词 Noun(inorganic chemistry) The thiometallate anion MoS4; any salt containing this anion词族派生词（1）ammonium tetrathiomolybdate