relief valve

• 一种机械装置，用于在系统压力超过安全限值时自动排放压力，以防止设备损坏或爆炸。

A mechanical device designed to automatically release pressure from a system when it exceeds a safe limit, preventing damage or explosion.

1. Pressure release deviceC1formal

   A safety device designed to automatically release excess pressure from a system to prevent damage or explosion.

   安全阀

   • The boiler's relief valve opened when the pressure exceeded safe levels.
   • Engineers must regularly test the relief valve to ensure it functions correctly.
   • A faulty relief valve can lead to catastrophic system failure.

2. Emotional outletB2informal

   A person, activity, or thing that provides a way to release pent-up emotions or stress.

   情绪宣泄途径

   • Running is his relief valve after a long day at work.
   • Talking to a friend can be a great relief valve for anxiety.
   • She uses painting as a relief valve for her creative energy.