an eye for an eye

• 以眼还眼； 以牙还牙

an eye for an eye的用法和样例：

例句

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. Retributive justice demands an eye for an eye.
   报复型正义要求以眼还眼，以牙还牙。
3. 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。

词汇搭配

• keep an eye out for 注意
• have an eye for 善于鉴赏
• keep an eye open for 严密注视