to renege on a deal'/debt'/contract, etc.
违背协定、赖债、违背合约等
If someone reneged on a deal, they could never trade here again.
谁要是违背了约定,就永远不能再在这里进行交易。
You said you'd come, why did you renege on your promise?
你说你要来的, 为什么要背信弃义?
Any more colourful candidate could renege on a deal.
任何不同政见的候选人都可能就此交易而报复.
If you renege again, I am going to gut you.
如果你再食言, 我会挖出你的内脏!
Such..rogues..renege, affirm, and turn their halcyon beaks.
出自:King Lear,Shakespeare