engrail / ɛnˈgreɪl /

⚽高中词汇镌刻雕刻雕刻机镌刻器

engrail 的定义

v. 有主动词 verb
  1. to ornament the edge of with curved indentations.
  2. Minting. to make dots or curves on the cylindrical edge of so as to form a pattern.