too blocked or crowded and causing difficulties堵塞的；拥挤的；挤满的

Congested roads and towns have too much traffic and movement is made difficult.（道路和城镇）堵塞的，阻塞的，拥堵的

If you are or your nose is congested, you cannot breathe through your nose because it is blocked, usually during an infection.（通常指由于染病而鼻子）阻塞的

Congested lungs or other body parts have become too full of blood or other liquid.（肺部或其他身体部位）充血的，充满液体的