Safety feature
01
安全功能, 安全装置
a designed element, tool, or system incorporated into a product, equipment, or environment to protect users, prevent accidents, and ensure safe operation
例子
The new smartphone has a safety feature that locks the screen after multiple failed login attempts.
新智能手机有一个安全功能，在多次登录尝试失败后会锁定屏幕。
