柯林斯詞典Weston standard cell /?w?st?n/ 1. N a primary cell used as a standard of emf, producing 1.018636 volts: consists of a mercury anode and a cadmium amalgam cathode in an electrolyte of saturated cadmium sulphate 維斯頓標準電池 (Former name cadmium cell) 返回 Weston standard cell