conchie

例句：

1. 1. The conchie shells are a popular souvenir for tourists visiting the beach.
   贝壳壳是游客参观海滩时受欢迎的纪念品。
2. 2. The conchie oyster is a delicacy in many Mediterranean countries.
   贝壳牡蛎是许多地中海国家的特色美食。
3. 3. The conchie shells have been used for centuries as a decorative item.
   贝壳壳自古以来就被用作装饰品。