sale by sample

例句：

1. 1.The company is offering a sample sale of its new product line.
   该公司正在提供新产品线的样品销售。
2. 2. The sales team has been given the task of selling samples to potential customers.
   销售团队被赋予了向潜在客户推销样品的任务。
3. 3. The manufacturer is offering a sample sale as a trial run for their new product.
   制造商正在提供样品销售，作为他们新产品的试运行。