sarcastically

"Thanks for the help," she said sarcastically to the brother who had slept while she cleaned the entire house.

(Chinese) “谢谢你的帮忙，”她对那个在她打扫整个房子时睡觉的弟弟反讽道。

He smiled sarcastically at his opponent after winning the debate with a clever trick.

(Chinese) 在用巧妙的计谋赢得辩论后，他对他对手露出了讥讽的一笑。