(not) have a pot to piss in
very informal!
to be very poor.
Any help we can offer them will be appreciated. They don't have a pot to piss in.
英语词组固定搭配大全包含18674条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。