Where the sand comes out
As a Chinese idiom, Pinyin is x ū sh āū ch ū Xu é, which means to escape from danger. It's from Yi Yu.
Idiom explanation
A person who is in danger and can survive.
The origin of Idioms
It is said in the book of changes: "need in sand, little words, good luck in the end." And "need in blood, from acupoints".
Chinese PinYin : xū shā chū xué
Where the sand comes out