central pocket loop

例句：

1. 1.The central pocket loop on the jacket is designed to keep the items securely in place.
   夹克上的中央口袋环设计用来将物品安全地固定住。
2. 2. The designer used a central pocket loop to add an extra layer of security to the bag.
   设计师使用了中央口袋环来给包增加了额外的安全性。
3. 3.The central pocket loop was so tight that it almost cut off her circulation.
   中央口袋环太紧了，几乎切断了她的血液循环。