50 Example Sentences Showcasing the Meaning of 'Under Lock And Key'
The high-tech research facility housed cutting-edge prototypes under lock and key to avoid industrial espionage.
The historical courthouse maintained its archives under lock and key, containing records dating back centuries.
The expensive antique car collection was displayed in a showroom, each vehicle carefully kept under lock and key.
The exclusive spa stored its premium skincare products under lock and key to maintain their quality.
The rare stamp collection was kept under lock and key to preserve its pristine condition for future generations.
The priceless gemstone, rumored to have mystical properties, was under lock and key in the museum's special exhibit.
The ancient manuscript, written in a forgotten language, was under lock and key to protect its historical significance.
Following the scientific breakthrough, the prototype was placed under lock and key until the patent was officially granted.
The confidential investigative files were under lock and key to preserve the integrity of the ongoing criminal case.
The spacecraft's control room, housing critical mission data, remained under lock and key throughout the entire space mission.
To protect the rare flower species, the botanical garden kept the seeds under lock and key in their conservation facility.
The antique clock, with intricate mechanical workings, was under lock and key to prevent unauthorized adjustments.
In the world of espionage, sensitive information is often kept under lock and key to ensure the safety of undercover agents.
The experimental vaccine samples were under lock and key in the laboratory, awaiting approval for human trials.
The ancient relic, believed to possess supernatural powers, was kept under lock and key to prevent misuse or exploitation.