堡垒 (bǎo lěi): Fortress / stronghold (Noun) — Meaning & Stroke Order

This fortress is very sturdy.

In ancient times, people built fortresses to protect themselves.

His heart is not an indestructible fortress; it also needs care and understanding.

In the fierce market competition, innovation is the fortress that enterprises must hold onto.

This team is like a fortress, united and hard to break through.

How about we visit the abandoned fortress on the hilltop this weekend?