3D打印 Traditional form: 3D打印 Pinyin (reading): sān Ddǎyìn Definitions: to 3D print; 3D printing Characters: 打 - to attack, to beat, to hit, to strike 印 - print; mark; seal, stamp Traditional characters: 打 - to attack, to beat, to hit, to strike 印 - print; mark; seal, stamp