stretch up伸展stretchv.伸展；延伸；张开；夸大n.伸展；张开；弹性；一段时间；<俚>刑期adj.可伸缩的stretch thermoforming拉伸热成型stretch one's blanketstretch straightening张力变形法矫形stretch gauze bandage担架式纱布绷带stretch-out contract期限拖长的合同stretching combination拉伸组合Stretch bending former拉弯机stretching and locking张拉与锁定stretch knitted fabric弹性针织物stretch polyester yarn弹力涤纶丝