cost of marketing

例句：

1. 1.The company's marketing department is responsible for creating and implementing the company's marketing strategy.
   公司的营销部门负责制定和执行公司的营销策略。
2. 2. Marketing campaigns are designed to increase brand awareness and drive sales.
   营销活动旨在提高品牌知名度并推动销售。
3. 3. With the help of social media, companies can effectively reach their target audience and improve their marketingeffectiveness.
   在社交媒体的帮助下，公司可以有效地接触到目标受众，提高营销效果。