“品牌知名度”常见的英文表达是 brand awareness 。
例如：
The company has been working hard to increase its brand awareness in the international market.（这家公司一直在努力提高其在国际市场上的品牌知名度。）
Social media advertising plays a crucial role in enhancing brand awareness.（社交媒体广告在提升品牌知名度方面起着至关重要的作用。 ）