拼音：mó lóng cuì lì
注音：ㄇㄛˊㄌㄨㄥˊㄘㄨㄟˋㄌㄧˋ
解释：磨砻：磨炼；淬砺：制造刀剑必须淬火和磨砺，比喻刻苦磨炼。指切磋琢磨，反复研讨。
出处：宋·李纲《与潘子贱龙图书》：“思得卓识博闻之士相与讲习，磨砻淬砺，证其是而黜其非，增益其所未至。”
Hulling: grinding; Quench and sharpen: to make swords, you must quench and sharpen, which is compared to hard sharpening. It refers to discussion and discussion.
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