该公司计划通过推出新产品来扩大客户群。

The company plans to ___broaden its customer base by launching new products.

出国留学能显著拓宽你的文化意识。

Studying abroad can significantly ___broaden your cultural awareness.

参与辩论有助于拓宽你的批判性思维能力。

Engaging in debates helps to ___broaden your critical thinking skills.