What is the idiom that a horse loses its front hoof?

The idiom of a cliff-falling horse is: life hangs by a thread (literally, life hangs by a thread), which means that if you are in danger, you may lose your life at any time. Because life is hung by a thread, and this fragile thread is gone when it is broken. )

Idiom: Life hangs by a thread.

Pinyin: Xu xing and Xi.

Commonly used degree: commonly used

Idiom structure: compact type

Emotional color: neutral words

Generation era: modern

Idiom definition: Metaphor means that when you are in danger, you may lose your life at any time.

Grammatical usage: as predicate and attribute; Mostly used in written language

The second chapter of Emperor Qianlong by Ye Hena Latuhong: "When life hangs by a thread, Oriental Laner suddenly appears again and fights with Wu Baldy."

When this life was at stake, it appeared, like a star, and saved them.