成形chéngxíng 1.自然生长或加工后而具有某种形状{take shape as a result of natural growth or processing}: 浇铸～。{pour molten steel into a mould} 2.医学上指修复受到损伤的组织或器官{(med.) repair damaged tissue or organ}: ～外科{plastic surgery}|骨～术。{osteoplasty} 3.医学上指具有正常的形状{(med.) have a normal form}: 大便～。{The stool is normal in shape.}