early 15c., "action of gathering together," from Middle French congestion (14c.), from Latin congestionem (nominative congestio), noun of action from past participle stem of congerere (see congest). Medical sense is from 1630s; meaning "a crowding together of people, traffic, etc." is from 1883.
实用例句
1. Energy consumption, congestion and pollution have increased.
能源消耗、交通堵塞以及污染状况愈加严重。
来自柯林斯例句
2. traffic congestion and pollution
交通拥塞和污染
来自《权威词典》
3. The congestion in the city gets even worse during the summer.
夏天城市交通阻塞尤为严重.
来自《简明英汉词典》
4. Nose drops often relieve nasal congestion.
滴鼻剂常可缓解鼻腔充血.
来自《简明英汉词典》
5. Parking near the school causes severe traffic congestion.
