时段 (shí duàn): Time period / time segment (Noun) — Meaning & Stroke Order

This time period is mealtime.

From 8 PM to 10 PM is my study period.

Not all stores are open during this time period; it's best to confirm in advance.

Working during the late-night time period requires extra attention to maintaining energy.

During rush hour, the roads are always congested.

Even though traffic is congested during this time period, he can always plan the optimal route.