Defease
vt. 使作废，废除(合同、契约等)：
🗣️ 情景例句
Well, thank you, Mr. Maxwell.
噢， 谢谢你， Maxwell先生。
Stop blabbering!
别唠唠叨叨了！
He speaks little Chinese, so it's difficult to communicate with him.
他只能讲一点汉语，所以和他交流很难。