leg it
用双脚快速逃离，通常指为了逃避危险或追捕
口语·表达快速逃跑
英文释义
to run or walk quickly, often to escape from a situation or to get somewhere in a hurry
例句
When the cops showed up, we had to leg it out the back door.
典故来源
源自19世纪英国俚语，'leg'作动词表示'用腿跑'，常用于描述快速逃离现场。