词汇	acks-acks
释义	acks-acks n.高射炮原型ack-ack的复数
随便看	rigidity of cell membrane rigidity of cervix rigidity of cervix uteri rigidity of core competence rigidity of extremities rigidity of factory rigidity of flange rigidity of frame rigidity of grid rigidity of hairspring rigidity of law rigidity of limbs rigidity of manner or opinion rigidity of nape and headache rigidity of ocular wall rigidity of perineum rigidity of rotation of joints rigidity of secondary air rigidity of shaft connections rigidity of shared resource rigidity of soft tissues rigidity of structure rigidity of the bolted flange system rigidity of thinking rigidity of torque