Usage patterns
〈事〉の安全を確保するto ensure the safety of something
At the factory, ensuring the safety of the workers is the top priority.
〈事〉の安全を守るto protect the safety of something
The police work to protect the safety of citizens.
安全に〈動詞〉to do something safely
They built a park where children can play safely.
安全な〈場所〉a safe place
In the event of an earthquake, please evacuate to a safe place.
Expressions
身の安全one's physical safety; personal security
