基本解释v. 用鋸齒形（或凸圓點）裝飾邊緣；使成鋸齒狀；使……成波紋英英字典柯林斯英英字典 to decorate or mark (the edge of) (a coin) with small carved notches engrail剑桥字典engrail柯林斯字典