她花了几个小时争论合同中的琐碎细节。

She spent hours arguing over ___petty details in the contract.

警方通常优先处理严重犯罪，而不是轻微违法行为。

The police often prioritize serious crimes over ___petty offenses.

关注他人让我们忘记自己的琐碎问题。

Focusing on others makes us forget about our ___petty problems.