swingyadj.爵士乐的；轻快活泼的swingn.摇摆；改变；冲力；秋千v.摇摆；旋转；动摇swing their weightvi.施展个人权势swing manipulation摆动法swinging fire door摇摆式防火门swing flying shear摆式飞剪swing bolster link摆动承梁连杆swinging handstand摆起倒立swing-type valve回转阀swing one's weightswing rocket rotor水平式超离心头swing-up control摆起控制