torsionaladj.扭力的；扭转的torsionn.扭转torsion property扭转性能torsion pendulum扭摆,扭转摆torsion subgroup挠子群torsional member受扭构件torsion movement扭转活动torsional centre扭转中心torsional fusion旋转融合Torsion of ovary卵巢扭转torsion actuator扭力驱动器torsional strain扭应变,扭变形,扭转应变