unlawful cause的意思|示意

A person receiving unsolicited goods will not be liable for any loss or damage that occurs to the goods other than wilful or unlawful damage they cause.

接受主动提供商品的人对商品的损害或损失不负责任，除非是故意损害或不法损害造成的。

This case involved a Pennsylvania statute making it unlawful for coal companies to cause the collapse or subsidence of any public building, any street, or any private residence.

此案牵涉到宾州的一项法规，该法规认为宾州煤炭引起任何公共建筑、街道或私人住所的坍塌和下陷，都是非法的。