pettifogging

1.pettifogging about a trivial clause in a contract.

就合同中一条无关紧要条款挑理

2." “彭眉胥男爵先生大概在什么地方兜揽诉讼。”

practising pettifogging in some corner or other.

3.I'm working on the broad business vision here, not pettifogging little details.

我做是关于业务总体前景工作，而是些鸡毛蒜皮事儿。