打盹儿 (dǎ dǔnr): Take a nap / Doze off (Verb) — Meaning & Stroke Order

He is tired and dozing off.

Even though he only slept for four hours last night, he resolutely did not doze off while working.

Taking a nap during the lunch break can effectively relieve fatigue and improve work efficiency in the afternoon.

During the long journey, he dozed off against the car window and missed the scenery along the way.

Don't doze off on the sofa; be careful not to catch a cold. Go back to your room and sleep properly.