A traffic jam is a situation where vehicles are unable to move freely because there are too many cars on the road. This often happens during busy times, such as rush hours, or when there is an accident, construction, or a blockage. In a traffic jam, cars move very slowly or come to a complete stop, causing delays for drivers and passengers. Traffic jams can be frustrating and time-consuming, and they often happen in cities or on highways with heavy traffic.

What is a "traffic jam"?

“traffic jam”的英语定义和含义

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