cobaltn. 鈷、鈷類顏料鈷Co學術名詞鈷：化學元素、高中化學、畜牧學、電機工程、礦冶工程、材料科學科巴特：外國地名鈷 Co：電力工程鈷方解石：礦物學英文釋義a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition