In Engpsh, "emergency supply" can be translated as "emergency supply". 例如:

The government has set up an emergency supply pne for food and other necessities.
We need to restock our emergency supply kit with water, non-perishable food, and first aid supppes.
In case of a natural disaster, it's important to have an emergency supply of essential items on hand.

希望这些信息对你有帮助!