马口铁 Traditional form: 馬口鐵 Pinyin (reading): mǎkǒutiě Definitions: tinplate tin (tin-coated steel) Characters: 马 - horse; surname 口 - mouth; entrance, gate, opening 铁 - iron; strong, solid, firm Traditional characters: 馬 - horse; surname 口 - mouth; entrance, gate, opening 鐵 - iron; strong, solid, firm