a waist belt的用法和样例：
- A waist belt positioned below the flotation foam keeps the vest in place.
- On a visit to the boutique, a sister initiate purchased and gave a waist belt to her maid, who was accompanying her on a shopping trip.
- In effect you have a backpack camera system with a waist belt for added stability during longer hikes on difficult trails.
- She wears a ribbon belt round her waist.
- She wore a wide belt round her waist.
a waist belt的相关资料：