同工異曲（同工異曲）　

◎ 同工異曲 tónggōng-yìqǔ

[different in approach but equally satisfactory in result] 本言樂調(diào)雖異而工妙則同。后比喻詩文的功底同樣精深,而意趣卻迥異。亦指文章主題相同,而事跡各異