铁杵：铁棒槌。只要肯花大功夫，即使铁棒槌也能磨成绣花针。比喻只要肯花力气，事情一定能成功
Constant dripping wears away a stone. <Little strokes fell down strong oaks.>
拼(pīn)
得(dé děi de)
工(gōng)
夫(fū fú)
深(shēn)
()
铁(tiě)
杵(chǔ)
磨(mó mò)
成(chéng)
针(zhēn)
