仪器可以使警报器发声，作为需要采取行动避免运行于设计极限之外的设备损害等条件的事前警报。
Instruments may sound alarms as advance warnings of conditions requiring action to avoid damage to equipment operating beyond its design limitation.
Sun警报：极限阳光下曝晒，穿着防护服，并使用防晒霜，可减少皮肤老化，皮肤癌，和太阳的其他有害影响的风险。
Sun Alert: Limiting sun exposure, wearing protective clothing, and using sunscreens may reduce the risks of skin aging, skin cancer, and other harmful effects of the sun.
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