[sù zào]

mould a plaster figure
塑造石膏像

mould sb.'s head in clay
用粘土塑造頭像

create typical characters
塑造典型形象

portray an intellectual
塑造一個知識分子的形象

The plot is good, but the characterization lets you down.
故事情節不錯， 但是人物塑造卻令人失望。