单词	合吊钩
释义	合吊钩union hook
随便看	axis of the world axis of thread axis of thrust axis of tilt axis of torsion axis of total symmetry axis of total symmetry; secondary axis of trigonal symmetry axis of trough axis of trough; trough line axis of trunnions axis of twist axis of vibration axis of vision axis of visual cone axis of vortex axis of--vortex axis of weld axis of workpiece axis of zero acceleration axis of zero velocity axis-- optic axis; optic axis-- optical axis; optical