"开销售会议" 是指 "holding a sales meeting" 或 "conducting a sales meeting"。

这个短语源于商务活动中常见的销售会议，用于商家向客户展示产品或提供信息，以帮助推销产品或服务。

例句：

We are holding a sales meeting tomorrow to discuss our new product line. (我们明天要开一个销售会议，讨论我们的新产品系列。)

The company is conducting a sales meeting to introduce its latest products to potential customers. (公司正在举行销售会议，向潜在客户介绍其最新产品。)