檢視铁打心肠的原始碼

'''铁打心肠'''

[ tiě dǎ xīn cháng ]<ref>[https://zhidao.baidu.com/question/622464598462144132.html?fr=iks&word=%CC%FA%B4%F2%D0%C4%B3%A6&ie=gbk&dyTabStr=MCwyLDMsNCw2LDEsNSw3LDgsOQ== 铁打心肠的成语接龙大全]百度知道</ref>

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谓心肠像铁铸成的。形容人刚强的[[秉性]]。