drill bit
短语钻头; 钎头
词形变化
drill bits
复数
drill bits
别名
drillbit
drill bitt
释义与例句
n.
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1.
A twist drill.
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2.
Any other style of cutter, for example a spade drill, that is rotated and fed in a similar manner as a twist drill to of cut a hole in metal, wood or other materials.
钻头