jumper sag

例句：

1. 1. The jumper's sag on the gym floor made it difficult to perform the routine.
   健身房地板上的跳跃者失重使得执行这个动作变得困难。
2. 2.The jumper's sag was caused by the heavy load of equipment.
   跳跃者的失重是由于设备过重造成的。
3. 3.The jumper's sag is a common problem in sports that can lead to injury.
   跳跃者的失重是体育中常见的问题，可能会导致受伤。