埋头闭合铆钉countersink: vt. (-sunk ) 打孔装埋(螺钉头),打埋头孔。 ...point: n. 1.尖头,尖端;尖头器具;〔美国〕笔尖;接种针,雕 ...flush countersunk point: 埋头镦头countersunk: 沉孔; 埋头的; 埋头孔countersunk (or countersunk head) rivet: 埋头铆钉下载手机词典可随时随地查词查翻译