Warehouse
Storehouse
noun
A storage warehouse is some kind of warehouse, or some kind of storehouse.
Curious about the difference between 倉庫 and 庫? While 庫 refers to traditional Japanese storehouses, 倉庫 is used for modern warehouses and storehouses, both the commercial kind and the ones for personal use.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
倉庫の鍵を閉めるには、カチッという音が聞こえるまでレバーを上げる必要があります。
You need to lift the lever until you hear a click to lock the warehouse.