拼音: mó lóng dǐ lì
注音: ㄇㄛˊ ㄌㄨㄥˊ ㄉ一ˇ ㄌ一ˋ
解释: 见“磨砻砥砺”。
出处:无
单字解释: 磨 砻 底 厉
It refers to four kinds of grindstones with different texture and color. Also refers to honing exercise. The same as "honing".
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