基本解釋[五金] 木螺絲；[機] 平頭螺絲；無頭螺釘；埋頭螺絲詞組短語短語metric plum grub screw 公制無頭梅花螺絲hollow grub screw 平頭空心螺釘conical pointed grub screw 錐形沉頭螺釘;錐耑無頭螺釘hexagon socket grub screw 六角凹頭無頭螺釘grub screw thread 無頭螺釘螺紋grub screw更多詞組英英字典柯林斯英英字典 a small headless screw having a slot cut for a screwdriver or a socket for a hexagon key and used to secure a sliding component in a determined position grub screw劍橋字典grub screw柯林斯字典專業(yè)釋義材料科學無頭螺絲平頭螺絲無頭螺釘木螺絲機械工程平頭螺絲無頭螺絲平頭螺釘