broachn.烧叉肉;叉子;凿子;拉刀n.胸针(=brooch)vt.钻孔开启;凿大;初次提起;开始商讨vi.(船)突然横转
broach for external broaching外拉刀
Broaching Spline Hole with Lathes药学实验
Broaching Positioner Of Gear Keyway齿轮键槽拉削胎具