The meaning of being crowded.

a crowd (wàn tóu cuán dòng): it means that many people get together. Head: refers to people; Save: get together.

Extension:

The origin of the idiom:

The 11th time in The Legend of Snowy Rock: "When I arrived at the entrance of Yunqi Mountain, it was already crowded with people, but I saw the crowd and the voice of admiration."

Idiom usage:

as predicate and attribute; Describe many people.

Example: 1. Although it is early, the people who look at the list are also crowded. (Qing Wu Jianren's "The Present Situation of the Strange Witnessed in Twenty Years" is the 43rd time)

2. Lu Xun's "A New Story of Managing Water" "He finally entered the imperial capital of Jizhou among the people."

3. At the job fair, there was a sea of people.