perforations

/pɜ:fə'reɪʃnz/

n. 穿孔( perforation的复数形式 ); 贯穿; 针孔; 齿孔

n. a line of small holes for tearing at a particular place

n. a hole made in something

n. the act of punching a hole (especially a row of holes as for ease of separation)

原型:perforation

变形:s

今日更新

更新时间：2026-01-22 04:31:48