The following idioms can be used to describe Tiananmen Square during the festival: hot fire, endless streams of water, bustling, unprecedented, carrying songs and dances, shoulder to shoulder, gated, crowded.
1. hot fire sky: pinyin [ rè huǒ cháo tiān ]. Describe the scene, mood or atmosphere as warm and high. From Feng Deying's Spring Flowers, Chapter 9: "But the hot and fervent campaign to join the army in the past few days has also impacted their minds and bodies."
2. 川流不息: pinyin [ chuān liú bù xī ]. Chuan: river. It describes pedestrians, carriages, horses, etc. as continuous like a stream of water. From "Thousand Character Essay" by Liang Zhou Xingsi: "Chuanliu is endless; yuancheng takes the reflection."
3. lively extraordinary: pinyin [ rè nào fēi fán ]. Describe a lively scene or sight. "Extraordinary" means outstanding or prominent, different from the ordinary.
4. "盛况空前" (盛况空前): pinyin [ shèng kuàng kōng qián ]. Describe lively to the extreme.
5: Pinyin [ zài gē zài wǔ ]. Singing and dancing at the same time. It describes having fun. From the Southern Song Dynasty - Guo Maoqian's "Lefu Poetry Collection - Zhaoxia Le": "Decorating animals and lifting beasts, carrying songs and dances, both of which are given away by the pigs of Yi, and to the Elf House."
6. Mo Shi Jie Heel: Pinyin [ zài gē zài wǔ ]. Singing and dancing at the same time. It describes having fun to the fullest. From Southern Song Dynasty - Guo Maoqian's "Lefu Poetry Collection - Zhaoxia Le": "Decorating animals and lifting beasts, singing and dancing, both shedding I pigs, to the Genie House."
7, Men Ting Ruo Shi: pinyin [ mén tíng ruò shì ]. 庭：院子；若：像；市：集市。 There are many people in front of the door and in the courtyard, like a market. Originally, it describes that there are a lot of people advising. Now it describes that there are a lot of people coming and it is very lively. From "Strategies of the Warring States - Qi Strategies...": "The group of ministers advising the Emperor; the door and courtyard are like a marketplace."
8. 人山人海: pinyin [ rén shān rén hǎi ]. Crowds of people are like mountains and seas. It describes that people gather in great numbers. From Ming Shi Nai-an, "Water Margin" (水浒全传)第五十一回:""Daily there are those who generally break up, or play and dance, or blow and play, or sing, and earn the price of that mountain of people and sea of people to see."