三折其肱

拼音sān zhé qí gōng

解释肱：手臂。几次断臂，就能懂得医治断臂的方法。后比喻对某事阅历多，自能造诣精深。

用法作宾语、定语；指久病成良医。

感情三折其肱是中性词。

繁体三摺其肱

近义三折肱为良医

英语After having broken his upper arms for three times, he becomes a good surgeon.