拼音：fǔ shǒu xì jǐng

解释：俛：同“俯”，低下。低下头，用绳子拴着脖子。形容卑躬屈膝低头认罪。

出处：汉·贾谊《过秦论》：“百越之君，俛首系颈，委命下吏。”

感情：俛首系颈是贬义词。

用法：bow one's head in submission and stick one's neck into noose