失灵 (shī líng): Malfunction / break down (Verb) — Meaning & Stroke Order

The braking system malfunctioned at the critical moment, nearly causing a serious accident.

The elevator suddenly malfunctioned, and we were trapped inside.

His memory hasn't completely broken down; he just occasionally can't recall the details.

The air conditioner has broken down again; this muggy weather is really unbearable.