Air gate
Fengmenkou is a Chinese idiom, its pronunciation is f ē NGM é nshu ǐ K ǒ u, which means yaochong.
explain
It means to rush.
source
Chapter 111 of the outlaws of the marsh by Shi Naian of Ming Dynasty: "now I hear that the imperial court has set up a large army to fight against fangla. I am just the gateway here. Some families have moved elsewhere to hide. Just stay here and watch the house. "
Air gate
power capable of saving a desperate situation - huí tiān zhī lì
sacrifice life for the sake of gain - pōu fù cáng zhū