1 sentence

1. 如果不悬崖勒马，他迟早会沦为阶下囚。

   rú​guǒ bù xuán​yá​lè​mǎ, tā chí​zǎo huì lún​wéi jié​xià​qiú.

   If he doesn't pull back from the brink, he will sooner or later end up a prisoner.

   Source: Dong Chinese Dictionary