iron mould 铁范
model of conduct; 规范
example 典范
rules of propriety for ladies and married girls in the old days; 闺范
submit 就范
be on guard; keep a lookout 防范
Fan Zhongyan 范仲淹
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)