Tā bǎ lǐwù yuánfēng bùdòng de fàng zài le jiǎoluò lǐ.
He left the gift sitting in the corner, completely unopened.
Tips
memory
原 = original, 封 = sealed, 不动 = not moved. Picture a parcel with its original wax seal still intact — nothing opened, nothing touched. The idiom originally described goods still in their original packaging.