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The stone after the above several processes to complete after grinding, engraving button to button.
石章经过以上几道工序磨制完成后，有钮的才进行雕钮。
youdao
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Knife is not quick, stone grinding. No one can go to school.
刀不快，石上磨。人不会，世上学。
youdao
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Knife is not quick, stone grinding. No one can go to school.
刀不快，石上磨。人不会，世上学。
youdao