二: two攻: attack; assault; take the of ...丝锥: tap; screwtap锥: awl awl-shaped things中丝锥: second tap中丝锥 二道螺丝攻 二攻丝锥 二锥: plugtap二攻丝锥: plug tap; second tap中丝锥: plug tap; second hand tap; second tap; second(-)hand tap机用中丝锥: plug machine screw tap机有中丝锥: plug machine screw tap【机械工程】中丝锥；二丝锥。: second-hand tap初攻丝锥: first hand tap螺丝攻丝锥: screw tap三攻丝锥: third tap手攻丝锥: screw tap头攻丝锥: first hand tap; first tap丝锥: [机械工程] tap; screwtap 粗制丝锥 taper tap; 中丝锥 second tap; 精丝锥 bottoming tap粗丝锥: coarse screw tap; roughing tap管丝锥: pipe thread tap滚丝锥: rolled tap精丝锥: third tap螺丝锥: corkscrewgimlet; screw tap; tap手丝锥: hand plug tap手钻，丝锥: gimlet丝锥，抽头: tap
