“财务活动”常见的英文表达是 financial activities 。
例句：
Financial activities play a crucial role in the overall operation of a company.（财务活动在公司整体运营中起着至关重要的作用。）
We need to carefully analyze the company's financial activities to make informed decisions.（我们需要仔细分析公司的财务活动，以做出明智的决策。）