one-off product

• 一次性产品

one-off product的用法和样例：

例句

1. This kind of diapers is a one-time product.
   这种尿布是一次性产品。
2. The small intestine is a throwaway product from pork production,and a single pig can donate up to 90 feet of it.
   小肠是猪肉产品中一次性产品，一只猪可提供九十尺小肠。