an army marches on its stomach

见 stomach

you and whose army?

(informal)used as an expression of disbelief in someone's ability to carry out a threat

(非正式)[用于表示怀疑对方进行威胁的能力]你行吗？你干得了吗？

‘One word to him and I'll have you.’ ‘You and whose army?’.

“你只要向他透露一个字，我就揍你。”“你行吗？”。