elastic backpull

例句：

1. 1.The elastic back pull of the fabric made it easy to adjust the fit.
   布料的弹性回拉使得调整尺寸变得容易。
2. 2.During the game, the team's elastic back pull was evident in their performance.
   比赛中，球队的弹性回拉在他们的比赛中表现得很明显。
3. 3.The elastic back pull of the material is what makes it durable and long-lasting.
   这种材料的弹性回拉是其耐用和持久的原因。