1. The meaning of "custom" is: the prevailing customs, habits, etiquette, etc. that have been formed in society for a long time. Pinyin: fēng sú; Source of Custom: Pre-Qin - Anonymous "Preface to Poetry": "The first king used it to pass through couples, to become filial piety and respect, to be thick in human relationships, to be thick in human relationships, to be beautifully educated, and to move the customs".

2. Example sentences with custom: The custom of eating zongzi and racing dragon boats at the Dragon Boat Festival has a long history.