stick for stick and carrot for carrot

• adv. 以牙还牙

例句

用作副词 (adv.)

1. Retributive justice demands an eye for an eye.
   报复型正义要求以眼还眼，以牙还牙。
2. He was comforted by the thought that he had given Mrs Green a Roland for her Oliver.
   一想到已经用以牙还牙的方式对待了格林太太，他就感到宽慰。