异常 (yì cháng): Unusual (Adjective, Adverb) — Meaning & Stroke Order

The weather is unusually hot today.

The noise from this machine does not sound abnormal; it's within the normal operating range.

He is unusually excited today, probably because the project has made a breakthrough.

The system detected abnormal data that needs immediate attention.

Due to abnormal and persistently fluctuating sensor readings, the engineers activated the emergency plan.